./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekh_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_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/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_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/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_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/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 2db6eb55010ab7d3a1a946055e6deb2837efdfd8388654051519bf5d1a66e523 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:42:09,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:42:09,372 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:42:09,378 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:42:09,379 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:42:09,415 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:42:09,417 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:42:09,417 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:42:09,418 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:42:09,418 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:42:09,419 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:42:09,419 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:42:09,420 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:42:09,420 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:42:09,421 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:42:09,421 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:42:09,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:42:09,421 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:42:09,421 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:42:09,422 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:42:09,422 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:42:09,422 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:42:09,422 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:42:09,422 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:42:09,423 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:42:09,423 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:42:09,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:42:09,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:09,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:42:09,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:42:09,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:42:09,424 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:42:09,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:42:09,424 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_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/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 -> 2db6eb55010ab7d3a1a946055e6deb2837efdfd8388654051519bf5d1a66e523 [2024-11-13 21:42:09,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:42:09,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:42:09,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:42:09,833 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:42:09,833 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:42:09,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.c Unable to find full path for "g++" [2024-11-13 21:42:11,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:42:12,337 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:42:12,338 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.c [2024-11-13 21:42:12,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/bin/ukojak-verify-EEHR8qb7sm/data/34ac44178/ac9fc283bb4d44f9992e594051a50138/FLAGfc5fe4085 [2024-11-13 21:42:12,387 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/bin/ukojak-verify-EEHR8qb7sm/data/34ac44178/ac9fc283bb4d44f9992e594051a50138 [2024-11-13 21:42:12,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:42:12,393 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:42:12,394 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:12,395 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:42:12,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:42:12,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:12" (1/1) ... [2024-11-13 21:42:12,402 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@652c32de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:12, skipping insertion in model container [2024-11-13 21:42:12,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:12" (1/1) ... [2024-11-13 21:42:12,469 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:42:12,658 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_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.c[1800,1813] [2024-11-13 21:42:13,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:13,148 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:42:13,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok1.i","-S") [43] [2024-11-13 21:42:13,168 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_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-1.c[1800,1813] [2024-11-13 21:42:13,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:13,555 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:42:13,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13 WrapperNode [2024-11-13 21:42:13,556 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:13,558 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:13,558 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:42:13,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:42:13,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:13,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,000 INFO L138 Inliner]: procedures = 60, calls = 3453, calls flagged for inlining = 19, calls inlined = 19, statements flattened = 7523 [2024-11-13 21:42:14,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:14,001 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:42:14,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:42:14,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:42:14,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,075 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,287 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,312 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:42:14,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:42:14,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:42:14,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:42:14,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:13" (1/1) ... [2024-11-13 21:42:14,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:14,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:42:14,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:42:14,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1892b94-f041-4b23-ac5f-5b8a1bae1b87/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:42:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:42:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2024-11-13 21:42:14,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2024-11-13 21:42:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-13 21:42:14,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-13 21:42:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-13 21:42:14,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-13 21:42:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:42:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-13 21:42:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-13 21:42:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-13 21:42:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-13 21:42:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-13 21:42:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-13 21:42:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:42:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-13 21:42:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-13 21:42:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-13 21:42:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-13 21:42:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2024-11-13 21:42:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2024-11-13 21:42:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 21:42:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 21:42:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 21:42:14,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 21:42:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-13 21:42:14,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-13 21:42:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:42:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:42:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-13 21:42:14,486 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-13 21:42:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-13 21:42:14,487 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-13 21:42:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2024-11-13 21:42:14,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2024-11-13 21:42:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2024-11-13 21:42:14,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2024-11-13 21:42:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:42:14,488 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:42:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:42:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:42:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:42:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-13 21:42:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-13 21:42:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-13 21:42:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-13 21:42:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-13 21:42:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-13 21:42:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2024-11-13 21:42:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2024-11-13 21:42:15,179 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:42:15,182 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:42:46,805 INFO L? ?]: Removed 405 outVars from TransFormulas that were not future-live. [2024-11-13 21:42:46,805 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:42:47,353 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:42:47,357 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:42:47,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:47 BoogieIcfgContainer [2024-11-13 21:42:47,357 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:42:47,358 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:42:47,362 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:42:47,374 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:42:47,374 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:47" (1/1) ... [2024-11-13 21:42:47,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:42:47,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:47,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 2166 states and 3346 transitions. [2024-11-13 21:42:47,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 3346 transitions. [2024-11-13 21:42:47,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 911 [2024-11-13 21:42:47,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:47,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:11,117 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 21:45:21,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:45:31,410 WARN L539 Checker$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 21:45:31,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:31,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 2166 states and 3344 transitions. [2024-11-13 21:45:31,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 3344 transitions. [2024-11-13 21:45:31,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 917 [2024-11-13 21:45:31,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:31,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:46:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:27,760 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 21:50:37,923 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 21:50:38,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:38,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 2177 states and 3391 transitions. [2024-11-13 21:50:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 3391 transitions. [2024-11-13 21:50:38,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 918 [2024-11-13 21:50:38,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:38,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:52:15,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:54,408 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 21:56:54,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:54,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 2182 states and 3398 transitions. [2024-11-13 21:56:54,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 3398 transitions. [2024-11-13 21:56:54,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 921 [2024-11-13 21:56:54,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:54,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms