./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.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_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/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_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/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_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/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 dc59d2eb5280d2e1e7e9c76bdd35770d97977523b6f11f8f4ccd72ffe423d428 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:11:28,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:11:28,654 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:11:28,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:11:28,665 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:11:28,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:11:28,702 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:11:28,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:11:28,703 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:11:28,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:11:28,704 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:11:28,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:11:28,704 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:11:28,704 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:11:28,706 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:11:28,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:11:28,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:11:28,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:11:28,706 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:11:28,707 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:11:28,707 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:11:28,707 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:11:28,707 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:11:28,707 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:11:28,707 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:11:28,707 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:11:28,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:11:28,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:11:28,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:11:28,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:11:28,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:11:28,708 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:11:28,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:11:28,709 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_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/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 -> dc59d2eb5280d2e1e7e9c76bdd35770d97977523b6f11f8f4ccd72ffe423d428 [2024-11-13 21:11:29,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:11:29,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:11:29,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:11:29,057 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:11:29,059 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:11:29,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c Unable to find full path for "g++" [2024-11-13 21:11:31,011 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:11:31,543 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:11:31,544 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c [2024-11-13 21:11:31,581 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/bin/ukojak-verify-EEHR8qb7sm/data/1d92feffd/f2995f64b4614dce8fe1b6de05f8fc6d/FLAG7c9321d6e [2024-11-13 21:11:32,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/bin/ukojak-verify-EEHR8qb7sm/data/1d92feffd/f2995f64b4614dce8fe1b6de05f8fc6d [2024-11-13 21:11:32,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:11:32,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:11:32,092 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:11:32,092 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:11:32,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:11:32,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:11:32" (1/1) ... [2024-11-13 21:11:32,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42c663a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:32, skipping insertion in model container [2024-11-13 21:11:32,098 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:11:32" (1/1) ... [2024-11-13 21:11:32,188 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:11:32,433 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_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c[1807,1820] [2024-11-13 21:11:33,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:11:33,072 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:11:33,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok2.i","-S") [39] [2024-11-13 21:11:33,089 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_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c[1807,1820] [2024-11-13 21:11:33,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:11:33,557 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:11:33,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33 WrapperNode [2024-11-13 21:11:33,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:11:33,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:11:33,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:11:33,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:11:33,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:33,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:34,300 INFO L138 Inliner]: procedures = 70, calls = 5728, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12650 [2024-11-13 21:11:34,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:11:34,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:11:34,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:11:34,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:11:34,362 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:34,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:34,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:34,428 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:34,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:34,814 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:34,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:34,878 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:34,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:11:34,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:11:34,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:11:34,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:11:34,939 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:11:33" (1/1) ... [2024-11-13 21:11:34,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:11:34,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:11:34,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:11:34,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2512e6ad-b8ab-4fa3-a7cb-d52b012a2557/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:11:35,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:11:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_trans [2024-11-13 21:11:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_trans [2024-11-13 21:11:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2024-11-13 21:11:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2024-11-13 21:11:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-13 21:11:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-13 21:11:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-13 21:11:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-13 21:11:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:11:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-13 21:11:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-13 21:11:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-13 21:11:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-13 21:11:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2024-11-13 21:11:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2024-11-13 21:11:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-13 21:11:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-13 21:11:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:11:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-13 21:11:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-13 21:11:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-13 21:11:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-13 21:11:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2024-11-13 21:11:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2024-11-13 21:11:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2024-11-13 21:11:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2024-11-13 21:11:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 21:11:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 21:11:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 21:11:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 21:11:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-13 21:11:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-13 21:11:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:11:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:11:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-13 21:11:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-13 21:11:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-13 21:11:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-13 21:11:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2024-11-13 21:11:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2024-11-13 21:11:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2024-11-13 21:11:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2024-11-13 21:11:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:11:35,007 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:11:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:11:35,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:11:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:11:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-13 21:11:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-13 21:11:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-13 21:11:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-13 21:11:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-13 21:11:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-13 21:11:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2024-11-13 21:11:35,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2024-11-13 21:11:35,879 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:11:35,881 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:12:11,948 INFO L? ?]: Removed 504 outVars from TransFormulas that were not future-live. [2024-11-13 21:12:11,949 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:12:12,712 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:12:12,712 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:12:12,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:12:12 BoogieIcfgContainer [2024-11-13 21:12:12,712 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:12:12,716 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:12:12,716 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:12:12,728 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:12:12,729 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:12:12,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:12,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5207 states to 3397 states and 5207 transitions. [2024-11-13 21:12:12,894 INFO L276 IsEmpty]: Start isEmpty. Operand 3397 states and 5207 transitions. [2024-11-13 21:12:12,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 952 [2024-11-13 21:12:12,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:12,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:20:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:21:26,990 INFO L134 CoverageAnalysis]: Checked inductivity of 43890 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 43681 trivial. 0 not checked. [2024-11-13 21:21:37,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:21:47,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:21:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:21:47,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5206 states to 3397 states and 5206 transitions. [2024-11-13 21:21:47,918 INFO L276 IsEmpty]: Start isEmpty. Operand 3397 states and 5206 transitions. [2024-11-13 21:21:47,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 952 [2024-11-13 21:21:47,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:21:47,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms