./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk --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 62587b117a9681076835c6b8632932457a449dd934a075adad6a2d524a609396 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:33:50,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:33:50,778 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:33:50,782 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:33:50,783 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:33:50,806 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:33:50,807 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:33:50,808 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:33:50,808 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:33:50,809 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:33:50,809 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:33:50,810 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:33:50,810 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:33:50,810 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:33:50,811 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:33:50,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:33:50,811 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:33:50,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:33:50,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:33:50,813 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:33:50,813 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:33:50,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:33:50,814 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:33:50,814 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:33:50,815 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:33:50,815 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:33:50,815 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:33:50,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:33:50,816 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:33:50,816 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:33:50,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:33:50,817 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:33:50,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:33:50,818 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62587b117a9681076835c6b8632932457a449dd934a075adad6a2d524a609396 [2024-11-08 22:33:51,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:33:51,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:33:51,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:33:51,119 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:33:51,120 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:33:51,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-2.c Unable to find full path for "g++" [2024-11-08 22:33:53,315 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:33:53,647 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:33:53,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-2.c [2024-11-08 22:33:53,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/data/e3609a217/2f4152c75b794011963370771706b17f/FLAG9e28daaa0 [2024-11-08 22:33:53,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/data/e3609a217/2f4152c75b794011963370771706b17f [2024-11-08 22:33:53,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:33:53,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:33:53,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:33:53,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:33:53,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:33:53,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:33:53" (1/1) ... [2024-11-08 22:33:53,717 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c7c4c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:53, skipping insertion in model container [2024-11-08 22:33:53,717 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:33:53" (1/1) ... [2024-11-08 22:33:53,783 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:33:54,034 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_82f9056d-2a10-4f65-94c3-b451eb54601a/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-2.c[1673,1686] [2024-11-08 22:33:54,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:33:54,559 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:33:54,572 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok1.i","-S") [42] [2024-11-08 22:33:54,580 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_82f9056d-2a10-4f65-94c3-b451eb54601a/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-2.c[1673,1686] [2024-11-08 22:33:54,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:33:54,868 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:33:54,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54 WrapperNode [2024-11-08 22:33:54,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:33:54,870 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:33:54,870 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:33:54,870 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:33:54,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:54,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:55,150 INFO L138 Inliner]: procedures = 57, calls = 1828, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 3994 [2024-11-08 22:33:55,151 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:33:55,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:33:55,152 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:33:55,152 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:33:55,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:55,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:55,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:55,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:55,301 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:55,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:55,352 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:55,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:55,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:33:55,491 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:33:55,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:33:55,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:33:55,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:54" (1/1) ... [2024-11-08 22:33:55,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:33:55,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:33:55,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:33:55,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f9056d-2a10-4f65-94c3-b451eb54601a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:33:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:33:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-08 22:33:55,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-08 22:33:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-08 22:33:55,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-08 22:33:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:33:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-08 22:33:55,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-08 22:33:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-08 22:33:55,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-08 22:33:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-08 22:33:55,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-08 22:33:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:33:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-08 22:33:55,564 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-08 22:33:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-08 22:33:55,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-08 22:33:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-08 22:33:55,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-08 22:33:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-08 22:33:55,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-08 22:33:55,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:33:55,566 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-08 22:33:55,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-08 22:33:55,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:33:55,567 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-08 22:33:55,567 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-08 22:33:55,567 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:33:55,567 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:33:55,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:33:55,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:33:55,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:33:55,568 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-08 22:33:55,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-08 22:33:55,568 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-08 22:33:55,568 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-08 22:33:55,568 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-08 22:33:55,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-08 22:33:55,963 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:33:55,966 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:34:19,984 INFO L? ?]: Removed 194 outVars from TransFormulas that were not future-live. [2024-11-08 22:34:19,985 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:34:20,223 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:34:20,225 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:34:20,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:34:20 BoogieIcfgContainer [2024-11-08 22:34:20,226 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:34:20,226 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:34:20,227 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:34:20,237 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:34:20,238 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:34:20" (1/1) ... [2024-11-08 22:34:20,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:34:20,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:34:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1099 states and 1680 transitions. [2024-11-08 22:34:20,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1680 transitions. [2024-11-08 22:34:20,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2024-11-08 22:34:20,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:34:20,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:35:29,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat