./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.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_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/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_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/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_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/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 8431fe38b0da32ab86eb1904cb6933c2318d796f975ab3025441ba9d9611c043 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:51:17,839 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:51:17,911 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:51:17,916 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:51:17,917 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:51:17,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:51:17,946 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:51:17,946 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:51:17,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:51:17,948 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:51:17,948 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:51:17,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:51:17,949 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:51:17,949 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:51:17,949 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:51:17,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:51:17,949 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:51:17,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:51:17,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:51:17,950 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:51:17,950 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:51:17,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:51:17,950 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:51:17,950 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:51:17,950 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:51:17,951 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:51:17,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:51:17,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:17,951 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:51:17,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:51:17,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:51:17,951 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:51:17,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:51:17,952 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_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/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 -> 8431fe38b0da32ab86eb1904cb6933c2318d796f975ab3025441ba9d9611c043 [2024-11-13 22:51:18,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:51:18,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:51:18,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:51:18,313 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:51:18,313 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:51:18,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c Unable to find full path for "g++" [2024-11-13 22:51:20,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:51:20,784 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:51:20,785 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2024-11-13 22:51:20,832 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/bin/ukojak-verify-EEHR8qb7sm/data/033de986a/2ba8da01885f4a658075ccb3943bfc60/FLAGb64ec20ef [2024-11-13 22:51:20,858 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/bin/ukojak-verify-EEHR8qb7sm/data/033de986a/2ba8da01885f4a658075ccb3943bfc60 [2024-11-13 22:51:20,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:51:20,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:51:20,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:20,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:51:20,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:51:20,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37eab7aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20, skipping insertion in model container [2024-11-13 22:51:20,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,961 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:51:21,137 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_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c[1974,1987] [2024-11-13 22:51:21,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:21,554 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:51:21,562 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.bug1.i","-S") [48] [2024-11-13 22:51:21,569 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_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c[1974,1987] [2024-11-13 22:51:21,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:21,905 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:51:21,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21 WrapperNode [2024-11-13 22:51:21,906 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:21,907 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:21,908 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:51:21,908 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:51:21,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,227 INFO L138 Inliner]: procedures = 61, calls = 2322, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 4809 [2024-11-13 22:51:22,227 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:22,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:51:22,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:51:22,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:51:22,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,525 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:51:22,621 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:51:22,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:51:22,622 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:51:22,623 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:22,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:22,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:51:22,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:51:22,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e59dbc8-4b31-4b8f-9408-fc9332b4d9f5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:51:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:51:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2024-11-13 22:51:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2024-11-13 22:51:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-13 22:51:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-13 22:51:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-13 22:51:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-13 22:51:22,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 22:51:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:51:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-13 22:51:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-13 22:51:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-13 22:51:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-13 22:51:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-13 22:51:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-13 22:51:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:51:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-13 22:51:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-13 22:51:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-13 22:51:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-13 22:51:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2024-11-13 22:51:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2024-11-13 22:51:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 22:51:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 22:51:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 22:51:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 22:51:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-13 22:51:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-13 22:51:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:51:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:51:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-13 22:51:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-13 22:51:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-13 22:51:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-13 22:51:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2024-11-13 22:51:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2024-11-13 22:51:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2024-11-13 22:51:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2024-11-13 22:51:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:51:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:51:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:51:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:51:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:51:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-13 22:51:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-13 22:51:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-13 22:51:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-13 22:51:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-13 22:51:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-13 22:51:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2024-11-13 22:51:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2024-11-13 22:51:23,295 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:51:23,297 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:51:49,425 INFO L? ?]: Removed 249 outVars from TransFormulas that were not future-live. [2024-11-13 22:51:49,426 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:51:49,927 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:51:49,927 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:51:49,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:49 BoogieIcfgContainer [2024-11-13 22:51:49,928 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:51:49,929 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:51:49,929 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:51:49,946 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:51:49,947 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:49" (1/1) ... [2024-11-13 22:51:49,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:51:50,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1307 states and 1987 transitions. [2024-11-13 22:51:50,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1987 transitions. [2024-11-13 22:51:50,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2024-11-13 22:51:50,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:50,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:59:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:02:27,710 INFO L134 CoverageAnalysis]: Checked inductivity of 18632 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18632 trivial. 0 not checked. [2024-11-13 23:02:29,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:02:40,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:02:50,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:03:01,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:03:04,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:03:17,785 WARN L539 Checker$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 23:03:27,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:03:38,180 WARN L539 Checker$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 23:03:48,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:03:58,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:04:03,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:03,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 1769 states and 2884 transitions. [2024-11-13 23:04:03,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2884 transitions. [2024-11-13 23:04:03,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 757 [2024-11-13 23:04:03,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:03,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms