./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a1eb342ebadad5f5d28e5fd9eb503795cab40e31c0a35c7b5f4b6a3c65ed5e13 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:52,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:52,539 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:49:52,545 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:49:52,545 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:49:52,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:52,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:52,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:52,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:52,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:52,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:52,586 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:52,586 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:49:52,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:49:52,586 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:49:52,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:52,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:52,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:52,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:52,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:52,586 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:49:52,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:52,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:52,587 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:52,587 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:52,587 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:52,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:52,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:52,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:52,589 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:52,589 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:52,589 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:49:52,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:49:52,589 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1eb342ebadad5f5d28e5fd9eb503795cab40e31c0a35c7b5f4b6a3c65ed5e13 [2024-11-13 16:49:52,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:52,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:52,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:52,961 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:52,961 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:52,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M1-2.c Unable to find full path for "g++" [2024-11-13 16:49:54,904 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:55,409 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:55,410 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M1-2.c [2024-11-13 16:49:55,431 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/data/cb3a77986/ed1781fada2b4a34929e1cdcf6b4c478/FLAGbf52ce180 [2024-11-13 16:49:55,451 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/data/cb3a77986/ed1781fada2b4a34929e1cdcf6b4c478 [2024-11-13 16:49:55,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:55,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:55,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:55,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:55,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:55,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:55" (1/1) ... [2024-11-13 16:49:55,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7985cd73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:55, skipping insertion in model container [2024-11-13 16:49:55,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:55" (1/1) ... [2024-11-13 16:49:55,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:55,778 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M1-2.c[1682,1695] [2024-11-13 16:49:56,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:56,291 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:56,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok2.i","-S") [42] [2024-11-13 16:49:56,317 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M1-2.c[1682,1695] [2024-11-13 16:49:56,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:56,662 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:56,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56 WrapperNode [2024-11-13 16:49:56,664 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:56,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:56,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:56,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:56,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:56,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:57,095 INFO L138 Inliner]: procedures = 56, calls = 2275, calls flagged for inlining = 22, calls inlined = 22, statements flattened = 4949 [2024-11-13 16:49:57,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:57,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:57,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:57,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:57,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:57,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:57,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:57,168 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:57,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:57,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:57,449 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:57,480 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:57,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:57,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:57,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:57,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:57,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:56" (1/1) ... [2024-11-13 16:49:57,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:57,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:57,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:57,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39d4483-f781-41c1-bb2b-95cecc69a1ec/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-13 16:49:57,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-13 16:49:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-13 16:49:57,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-13 16:49:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:49:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-13 16:49:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-13 16:49:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-13 16:49:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-13 16:49:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-13 16:49:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-13 16:49:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:49:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-13 16:49:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-13 16:49:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-13 16:49:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-13 16:49:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 16:49:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 16:49:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 16:49:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 16:49:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:49:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-13 16:49:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-13 16:49:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:49:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-13 16:49:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-13 16:49:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-13 16:49:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-13 16:49:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:49:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:49:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:49:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-13 16:49:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-13 16:49:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-13 16:49:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-13 16:49:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-13 16:49:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-13 16:49:58,297 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:58,301 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:50:24,792 INFO L? ?]: Removed 354 outVars from TransFormulas that were not future-live. [2024-11-13 16:50:24,792 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:50:25,125 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:50:25,125 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:50:25,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:50:25 BoogieIcfgContainer [2024-11-13 16:50:25,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:50:25,127 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:50:25,127 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:50:25,137 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:50:25,137 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:50:25" (1/1) ... [2024-11-13 16:50:25,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:50:25,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1488 states and 2327 transitions. [2024-11-13 16:50:25,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2327 transitions. [2024-11-13 16:50:25,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 883 [2024-11-13 16:50:25,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:25,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:35,753 INFO L134 CoverageAnalysis]: Checked inductivity of 43472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43472 trivial. 0 not checked. [2024-11-13 16:51:45,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:51:56,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:51:56,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:56,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1488 states and 2325 transitions. [2024-11-13 16:51:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2325 transitions. [2024-11-13 16:51:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 889 [2024-11-13 16:51:56,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:56,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:52,085 INFO L134 CoverageAnalysis]: Checked inductivity of 43474 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43474 trivial. 0 not checked. [2024-11-13 16:57:02,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 16:57:02,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 1499 states and 2372 transitions. [2024-11-13 16:57:02,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 2372 transitions. [2024-11-13 16:57:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 890 [2024-11-13 16:57:02,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:02,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 43472 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43472 trivial. 0 not checked. [2024-11-13 17:02:08,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:08,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1504 states and 2379 transitions. [2024-11-13 17:02:08,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 2379 transitions. [2024-11-13 17:02:08,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 893 [2024-11-13 17:02:08,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:08,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:03:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat