./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M4-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M4-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3 --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 6240875fd021ef86002633b5e6fdfcec4ffcbe681ff045b4f4e341a758fe554a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:23:26,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:23:26,662 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:23:26,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:23:26,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:23:26,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:23:26,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:23:26,712 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:23:26,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:23:26,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:23:26,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:23:26,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:23:26,715 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:23:26,715 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:23:26,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:23:26,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:23:26,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:23:26,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:23:26,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:23:26,715 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:23:26,715 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:23:26,716 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:23:26,716 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:23:26,716 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:23:26,716 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:23:26,716 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:23:26,716 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:23:26,716 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:26,716 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:23:26,716 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:23:26,717 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:23:26,717 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:23:26,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:23:26,717 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_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3 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 -> 6240875fd021ef86002633b5e6fdfcec4ffcbe681ff045b4f4e341a758fe554a [2024-11-25 04:23:27,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:23:27,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:23:27,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:23:27,073 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:23:27,073 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:23:27,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M4-1.c [2024-11-25 04:23:30,046 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/data/ebd0564d2/155c6c4f4b7144a6bf3f08c55bd1de34/FLAGdea7690fc [2024-11-25 04:23:30,834 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:23:30,834 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M4-1.c [2024-11-25 04:23:30,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/data/ebd0564d2/155c6c4f4b7144a6bf3f08c55bd1de34/FLAGdea7690fc [2024-11-25 04:23:30,901 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/data/ebd0564d2/155c6c4f4b7144a6bf3f08c55bd1de34 [2024-11-25 04:23:30,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:23:30,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:23:30,908 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:30,909 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:23:30,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:23:30,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:30" (1/1) ... [2024-11-25 04:23:30,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb39d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:30, skipping insertion in model container [2024-11-25 04:23:30,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:30" (1/1) ... [2024-11-25 04:23:31,066 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:23:31,310 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_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M4-1.c[2195,2208] [2024-11-25 04:23:32,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:32,596 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:23:32,605 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok2.i","-S") [51] [2024-11-25 04:23:32,614 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_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M4-1.c[2195,2208] [2024-11-25 04:23:33,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:33,738 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:23:33,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33 WrapperNode [2024-11-25 04:23:33,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:33,741 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:33,741 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:23:33,741 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:23:33,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:34,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:36,051 INFO L138 Inliner]: procedures = 59, calls = 18819, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 40932 [2024-11-25 04:23:36,051 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:36,052 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:23:36,052 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:23:36,052 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:23:36,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:36,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:36,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:36,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:37,267 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:37,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:37,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:37,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:37,617 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:37,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:23:37,967 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:23:37,967 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:23:37,967 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:23:37,968 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:33" (1/1) ... [2024-11-25 04:23:37,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:37,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:23:38,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:23:38,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8db22f39-cb4d-4a78-8579-6bb7a5d7d37a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:23:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:23:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-25 04:23:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-25 04:23:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-25 04:23:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-25 04:23:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-25 04:23:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:23:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-25 04:23:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-25 04:23:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-25 04:23:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-25 04:23:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-25 04:23:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-25 04:23:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:23:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-25 04:23:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-25 04:23:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-25 04:23:38,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-25 04:23:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-25 04:23:38,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-25 04:23:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-25 04:23:38,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-25 04:23:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:23:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-25 04:23:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-25 04:23:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:23:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-25 04:23:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-25 04:23:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-25 04:23:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-25 04:23:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:23:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:23:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:23:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:23:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:23:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-25 04:23:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-25 04:23:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-25 04:23:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-25 04:23:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-25 04:23:38,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-25 04:23:40,185 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:23:40,188 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:24:49,840 INFO L? ?]: Removed 277 outVars from TransFormulas that were not future-live. [2024-11-25 04:24:49,840 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:24:51,150 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:24:51,151 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:24:51,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:24:51 BoogieIcfgContainer [2024-11-25 04:24:51,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:24:51,153 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:24:51,153 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:24:51,165 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:24:51,165 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:24:51" (1/1) ... [2024-11-25 04:24:51,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:24:51,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:24:51,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18907 states to 12188 states and 18907 transitions. [2024-11-25 04:24:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 12188 states and 18907 transitions. [2024-11-25 04:24:52,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3938 [2024-11-25 04:24:52,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:24:52,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms