./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.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_8e2e53d9-607e-4edf-a7c1-4a546f89636a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/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_8e2e53d9-607e-4edf-a7c1-4a546f89636a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/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_8e2e53d9-607e-4edf-a7c1-4a546f89636a/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 e7add536910711ca3dec9220f075e67d5ee9c224580eddfa4901c995fa5681fd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:41,679 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:41,762 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:49:41,771 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:49:41,771 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:49:41,813 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:41,815 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:41,816 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:41,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:41,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:41,816 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:41,816 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:41,817 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:41,818 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:41,818 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:41,818 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:41,820 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:41,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:41,821 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:41,822 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:41,822 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:41,823 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:49:41,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:49:41,823 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_8e2e53d9-607e-4edf-a7c1-4a546f89636a/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 -> e7add536910711ca3dec9220f075e67d5ee9c224580eddfa4901c995fa5681fd [2024-11-13 16:49:42,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:42,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:42,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:42,167 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:42,167 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:42,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c Unable to find full path for "g++" [2024-11-13 16:49:44,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:44,756 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:44,757 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c [2024-11-13 16:49:44,813 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/bin/ukojak-verify-EEHR8qb7sm/data/ed61ff7b8/9ee6aa1483cc45b4b7631d96fa0bf07f/FLAG69bac7115 [2024-11-13 16:49:44,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/bin/ukojak-verify-EEHR8qb7sm/data/ed61ff7b8/9ee6aa1483cc45b4b7631d96fa0bf07f [2024-11-13 16:49:44,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:44,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:44,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:44,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:44,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:44,851 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:44" (1/1) ... [2024-11-13 16:49:44,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72bfc77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:44, skipping insertion in model container [2024-11-13 16:49:44,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:44" (1/1) ... [2024-11-13 16:49:45,047 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:45,326 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_8e2e53d9-607e-4edf-a7c1-4a546f89636a/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c[2319,2332] [2024-11-13 16:49:46,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:46,888 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:46,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.bug4.i","-S") [48] [2024-11-13 16:49:46,906 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_8e2e53d9-607e-4edf-a7c1-4a546f89636a/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c[2319,2332] [2024-11-13 16:49:47,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:48,068 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:48,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48 WrapperNode [2024-11-13 16:49:48,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:48,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:48,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:48,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:48,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:48,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:50,483 INFO L138 Inliner]: procedures = 73, calls = 23333, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 49020 [2024-11-13 16:49:50,485 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:50,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:50,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:50,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:50,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:50,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:50,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:50,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:51,997 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:52,115 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:52,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:52,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:52,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:52,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:52,695 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:52,695 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:52,696 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:52,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:52,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:52,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:52,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2e53d9-607e-4edf-a7c1-4a546f89636a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2024-11-13 16:49:52,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2024-11-13 16:49:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-13 16:49:52,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-13 16:49:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-13 16:49:52,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-13 16:49:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 16:49:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:49:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-13 16:49:52,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-13 16:49:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-13 16:49:52,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-13 16:49:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2024-11-13 16:49:52,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2024-11-13 16:49:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-13 16:49:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-13 16:49:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:49:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-13 16:49:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-13 16:49:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-13 16:49:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-13 16:49:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2024-11-13 16:49:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2024-11-13 16:49:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2024-11-13 16:49:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2024-11-13 16:49:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 16:49:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 16:49:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 16:49:52,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 16:49:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-13 16:49:52,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-13 16:49:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:49:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:49:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-13 16:49:52,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-13 16:49:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-13 16:49:52,767 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-13 16:49:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2024-11-13 16:49:52,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2024-11-13 16:49:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2024-11-13 16:49:52,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2024-11-13 16:49:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:49:52,768 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:49:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:49:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:52,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-13 16:49:52,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-13 16:49:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-13 16:49:52,769 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-13 16:49:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-13 16:49:52,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-13 16:49:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2024-11-13 16:49:52,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2024-11-13 16:49:55,514 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:55,517 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:54:21,660 INFO L? ?]: Removed 429 outVars from TransFormulas that were not future-live. [2024-11-13 16:54:21,660 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:54:23,813 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:54:23,814 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:54:23,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:54:23 BoogieIcfgContainer [2024-11-13 16:54:23,815 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:54:23,816 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:54:23,816 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:54:23,827 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:54:23,827 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:54:23" (1/1) ... [2024-11-13 16:54:23,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:54:24,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:24,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20377 states to 13168 states and 20377 transitions. [2024-11-13 16:54:24,274 INFO L276 IsEmpty]: Start isEmpty. Operand 13168 states and 20377 transitions. [2024-11-13 16:54:25,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6506 [2024-11-13 16:54:25,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:25,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms