[Freeciv-Dev] (PR#6126) server crashes on civil war

["Tom Chance" <tomchance@xxxxxxx>]

I invade a capital city, and the server registers that civil war occurs. When 
I hit the finish turn button, the server then crashes. Here's a log of output 
on debug level 3:

>
3: trying to assign cargo to a non-transporter of type Armor [10/5/3] at 19,23
3: Civil war chance for Tiglath-Pileser: prob 50, dice 3
3: Changed homecity of Tiglath-Pileser's Mech. Inf. to Cutha
3: Lost Tiglath-Pileser's Howitzer at (22,11) when Babylon was lost.
Player 'Gediminas' now has AI skill level 'easy'.
3: Tiglath-Pileser's nation is thrust into civil war, created AI player 
Gediminas
3: Transfered Transport in Orchoe from Tiglath-Pileser to Gediminas
3: Transfered Transport in Orchoe from Tiglath-Pileser to Gediminas
3: Transfered Mech. Inf. in Orchoe from Tiglath-Pileser to Gediminas
3: Orchoe declares allegiance to Gediminas
3: Changed homecity of Tiglath-Pileser's Howitzer to Borsippa
3: Changed homecity of Tiglath-Pileser's Transport to Cutha
3: Changed homecity of Tiglath-Pileser's Mech. Inf. to Carrhae
3: Changed homecity of Tiglath-Pileser's Howitzer to Carrhae
3: Transfered Riflemen from Tiglath-Pileser to Gediminas
3: Nisibis declares allegiance to Gediminas
3: Transfered Howitzer in Opis from Tiglath-Pileser to Gediminas
3: last message repeated 2 times
3: Transfered Transport in Opis from Tiglath-Pileser to Gediminas
3: Transfered Howitzer in Opis from Tiglath-Pileser to Gediminas
3: Transfered Mech. Inf. in Opis from Tiglath-Pileser to Gediminas
3: Transfered AEGIS Cruiser in Opis from Tiglath-Pileser to Gediminas
3: last message repeated 2 times
3: Opis declares allegiance to Gediminas
3: Transfered Riflemen in Hamat from Tiglath-Pileser to Gediminas
3: Changed homecity of Tiglath-Pileser's Riflemen to Borsippa
3: Changed homecity of Tiglath-Pileser's Howitzer to Borsippa
3: Changed homecity of Tiglath-Pileser's Mech. Inf. to Ashur
3: Hamat declares allegiance to Gediminas
3: Transfered Howitzer from Tiglath-Pileser to Gediminas
3: Transfered Riflemen from Tiglath-Pileser to Gediminas
3: Transfered Howitzer from Tiglath-Pileser to Gediminas
3: Changed homecity of Tiglath-Pileser's Mech. Inf. to Cutha
3: Changed homecity of Tiglath-Pileser's Mech. Inf. to Cutha
3: Changed homecity of Tiglath-Pileser's Mech. Inf. to Kish
3: Eridu declares allegiance to Gediminas
3: Transfered Mech. Inf. from Tiglath-Pileser to Gediminas
3: Transfered Riflemen from Tiglath-Pileser to Gediminas
3: Adab declares allegiance to Gediminas
3: Transfered Mech. Inf. from Tiglath-Pileser to Gediminas
3: Shuruppak declares allegiance to Gediminas
3: Changed homecity of Tiglath-Pileser's Mech. Inf. to Cutha
3: Transfered Riflemen from Tiglath-Pileser to Gediminas
3: Changed homecity of Tiglath-Pileser's Transport to Cutha
3: Transfered Mech. Inf. from Tiglath-Pileser to Gediminas
3: Changed homecity of Tiglath-Pileser's Mech. Inf. to Kish
3: Kisurra declares allegiance to Gediminas
3: Transfered Transport in Cutha from Tiglath-Pileser to Gediminas
3: Transfered Mech. Inf. in Cutha from Tiglath-Pileser to Gediminas
3: last message repeated 2 times
3: Transfered Transport in Cutha from Tiglath-Pileser to Gediminas
3: Transfered Mech. Inf. in Cutha from Tiglath-Pileser to Gediminas
3: last message repeated 2 times
3: last message repeated 2 times (total 4 repeats)
3: last message repeated 4 times (total 8 repeats)
3: last message repeated 2 times (total 10 repeats)
3: Transfered Howitzer in Cutha from Tiglath-Pileser to Gediminas
3: Transfered Transport in Cutha from Tiglath-Pileser to Gediminas
3: Transfered Howitzer in Cutha from Tiglath-Pileser to Gediminas
3: Transfered Howitzer in Cutha from Tiglath-Pileser to Gediminas
3: Transfered Transport in Cutha from Tiglath-Pileser to Gediminas
3: Transfered Mech. Inf. from Tiglath-Pileser to Gediminas
3: Transfered Riflemen from Tiglath-Pileser to Gediminas
3: Transfered Mech. Inf. from Tiglath-Pileser to Gediminas
3: Transfered Mech. Inf. from Tiglath-Pileser to Gediminas
3: Cutha declares allegiance to Gediminas
3: Lagash declares allegiance to Gediminas
3: Transfered Howitzer from Tiglath-Pileser to Gediminas
3: Changed homecity of Tiglath-Pileser's Mech. Inf. to Kish
3: Changed homecity of Tiglath-Pileser's Riflemen to Kish
3: Ur declares allegiance to Gediminas
3: Transfered Riflemen in Nippur from Tiglath-Pileser to Gediminas
3: Transfered Mech. Inf. from Tiglath-Pileser to Gediminas
3: Changed homecity of Tiglath-Pileser's Riflemen to Kish
3: Nippur declares allegiance to Gediminas
3: Transfered Riflemen in Kish from Tiglath-Pileser to Gediminas
3: Transfered Riflemen in Kish from Tiglath-Pileser to Gediminas
3: Transfered Mech. Inf. in Kish from Tiglath-Pileser to Gediminas
3: last message repeated 2 times
3: last message repeated 1 time (total 3 repeats)
3: Transfered Transport in Kish from Tiglath-Pileser to Gediminas
3: Kish declares allegiance to Gediminas
3: Teleported Gediminas's Howitzer from (22, 11) to Lagash
3: Teleported Tiglath-Pileser's Transport from (22, 11) to Sippar
3: Teleported Tiglath-Pileser's Howitzer from (22, 11) to Sippar
3: last message repeated 2 times
3: last message repeated 2 times (total 4 repeats)
3: Teleported Gediminas's Howitzer from (15, 8) to Cutha
3: Teleported Gediminas's Mech. Inf. from (15, 8) to Cutha
3: last message repeated 2 times
3: Teleported Gediminas's Howitzer from (15, 8) to Cutha
3: Teleported Tiglath-Pileser's Transport from (15, 8) to Umma
3: Teleported Tiglath-Pileser's Transport from (15, 8) to Umma
3: Teleported Tiglath-Pileser's Mech. Inf. from (15, 8) to Umma
3: last message repeated 2 times
3: Teleported Gediminas's Riflemen from (15, 12) to Cutha
3: Teleported Gediminas's Mech. Inf. from (15, 12) to Cutha
3: Teleported Tiglath-Pileser's Mech. Inf. from (15, 12) to Umma
>
3: attack:40, defense:168, attack firepower:1, defense firepower:1
3: attack:120, defense:135, attack firepower:2, defense firepower:1
3: Very large defense in assess_defense_quadratic: 14172 in Cutha
3: Very large defense in assess_defense_quadratic: 13484 in Cutha
3: Very large defense in assess_defense_quadratic: 12796 in Cutha
3: Very large defense in assess_defense_quadratic: 12108 in Cutha
3: Very large defense in assess_defense_quadratic: 11420 in Cutha
3: Very large defense in assess_defense_quadratic: 10732 in Cutha
3: Very large defense in assess_defense_quadratic: 10273 in Cutha
3: Very large defense in assess_defense_quadratic: 9585 in Cutha
3: Very large defense in assess_defense_quadratic: 8897 in Cutha
3: Very large defense in assess_defense_quadratic: 8209 in Cutha
3: Very large defense in assess_defense_quadratic: 7521 in Cutha
3: Very large defense in assess_defense_quadratic: 6833 in Cutha
3: last message repeated 2 times
3: last message repeated 2 times (total 4 repeats)
civserver: path_finding.c:399: pf_create_map: Assertion 
`pf_map->lattice[pf_map->index].cost >= 0' failed.
Aborted


Regards,
Tom Chance