./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/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_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/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_65b12240-677e-48af-8de9-071f4c6b6fa3/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 f1e7a931f8678a52ab26f5a1b74bb59e33ef4ed9c03430a4d28342e1a824b13d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:11:15,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:11:15,379 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:11:15,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:11:15,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:11:15,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:11:15,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:11:15,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:11:15,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:11:15,426 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:11:15,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:11:15,428 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:11:15,429 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:11:15,429 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:11:15,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:11:15,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:11:15,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:11:15,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:11:15,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:11:15,432 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:11:15,433 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:11:15,436 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:11:15,437 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:11:15,437 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:11:15,437 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:11:15,438 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:11:15,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:11:15,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:15,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:11:15,440 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:11:15,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:11:15,441 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:11:15,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:11:15,442 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_65b12240-677e-48af-8de9-071f4c6b6fa3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1e7a931f8678a52ab26f5a1b74bb59e33ef4ed9c03430a4d28342e1a824b13d [2024-11-09 00:11:15,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:11:15,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:11:15,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:11:15,789 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:11:15,790 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:11:15,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-2.c Unable to find full path for "g++" [2024-11-09 00:11:17,842 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:11:18,286 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:11:18,286 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-2.c [2024-11-09 00:11:18,325 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk/data/cfd453694/ee07e66c99c34af6a90131849cde2448/FLAG5d93414c8 [2024-11-09 00:11:18,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk/data/cfd453694/ee07e66c99c34af6a90131849cde2448 [2024-11-09 00:11:18,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:11:18,347 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:11:18,348 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:18,348 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:11:18,354 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:11:18,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:18" (1/1) ... [2024-11-09 00:11:18,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ea13689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:18, skipping insertion in model container [2024-11-09 00:11:18,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:18" (1/1) ... [2024-11-09 00:11:18,443 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:11:18,695 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_65b12240-677e-48af-8de9-071f4c6b6fa3/sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-2.c[1870,1883] [2024-11-09 00:11:19,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:19,446 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:11:19,460 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok2.i","-S") [42] [2024-11-09 00:11:19,466 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_65b12240-677e-48af-8de9-071f4c6b6fa3/sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-2.c[1870,1883] [2024-11-09 00:11:19,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:19,836 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:11:19,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19 WrapperNode [2024-11-09 00:11:19,837 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:19,838 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:19,838 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:11:19,838 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:11:19,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:19,915 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:20,235 INFO L138 Inliner]: procedures = 99, calls = 2725, calls flagged for inlining = 34, calls inlined = 34, statements flattened = 8471 [2024-11-09 00:11:20,235 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:20,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:11:20,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:11:20,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:11:20,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:20,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:20,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:20,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:20,518 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:20,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:20,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:20,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:20,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:11:20,634 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:11:20,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:11:20,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:11:20,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:19" (1/1) ... [2024-11-09 00:11:20,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:20,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:11:20,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:11:20,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b12240-677e-48af-8de9-071f4c6b6fa3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:11:20,704 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2024-11-09 00:11:20,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2024-11-09 00:11:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2024-11-09 00:11:20,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2024-11-09 00:11:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:11:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2024-11-09 00:11:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2024-11-09 00:11:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-09 00:11:20,707 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-09 00:11:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2024-11-09 00:11:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2024-11-09 00:11:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2024-11-09 00:11:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2024-11-09 00:11:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2024-11-09 00:11:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2024-11-09 00:11:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2024-11-09 00:11:20,709 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2024-11-09 00:11:20,710 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2024-11-09 00:11:20,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2024-11-09 00:11:20,711 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2024-11-09 00:11:20,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2024-11-09 00:11:20,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:11:20,711 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-09 00:11:20,711 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-09 00:11:20,711 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2024-11-09 00:11:20,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2024-11-09 00:11:20,712 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2024-11-09 00:11:20,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2024-11-09 00:11:20,712 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2024-11-09 00:11:20,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2024-11-09 00:11:20,712 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2024-11-09 00:11:20,713 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2024-11-09 00:11:20,713 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2024-11-09 00:11:20,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2024-11-09 00:11:20,714 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-09 00:11:20,714 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-09 00:11:20,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:11:20,714 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-09 00:11:20,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-09 00:11:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2024-11-09 00:11:20,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2024-11-09 00:11:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2024-11-09 00:11:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2024-11-09 00:11:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2024-11-09 00:11:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2024-11-09 00:11:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-09 00:11:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-09 00:11:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2024-11-09 00:11:20,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2024-11-09 00:11:20,717 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-09 00:11:20,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-09 00:11:20,717 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2024-11-09 00:11:20,717 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2024-11-09 00:11:20,717 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2024-11-09 00:11:20,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2024-11-09 00:11:20,718 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2024-11-09 00:11:20,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2024-11-09 00:11:20,718 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2024-11-09 00:11:20,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2024-11-09 00:11:20,718 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2024-11-09 00:11:20,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2024-11-09 00:11:20,718 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2024-11-09 00:11:20,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2024-11-09 00:11:20,719 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2024-11-09 00:11:20,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2024-11-09 00:11:20,719 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2024-11-09 00:11:20,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2024-11-09 00:11:20,719 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2024-11-09 00:11:20,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2024-11-09 00:11:20,720 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2024-11-09 00:11:20,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2024-11-09 00:11:20,721 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2024-11-09 00:11:20,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2024-11-09 00:11:20,721 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2024-11-09 00:11:20,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2024-11-09 00:11:20,722 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2024-11-09 00:11:20,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2024-11-09 00:11:20,722 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2024-11-09 00:11:20,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2024-11-09 00:11:20,723 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2024-11-09 00:11:20,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2024-11-09 00:11:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2024-11-09 00:11:20,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2024-11-09 00:11:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2024-11-09 00:11:20,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2024-11-09 00:11:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2024-11-09 00:11:20,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2024-11-09 00:11:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2024-11-09 00:11:20,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2024-11-09 00:11:20,725 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2024-11-09 00:11:20,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2024-11-09 00:11:20,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:11:20,726 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2024-11-09 00:11:20,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2024-11-09 00:11:20,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:11:20,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:11:21,271 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:11:21,274 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:12:18,603 INFO L? ?]: Removed 939 outVars from TransFormulas that were not future-live. [2024-11-09 00:12:18,603 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:12:25,922 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:12:25,922 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-09 00:12:25,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:25 BoogieIcfgContainer [2024-11-09 00:12:25,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:12:25,924 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:12:25,924 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:12:25,940 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:12:25,940 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:25" (1/1) ... [2024-11-09 00:12:25,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:12:26,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 959 states and 1450 transitions. [2024-11-09 00:12:26,069 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1450 transitions. [2024-11-09 00:12:26,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:12:26,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:26,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:11,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:19:21,875 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 [] [2024-11-09 00:19:31,950 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 [] [2024-11-09 00:19:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 959 states and 1448 transitions. [2024-11-09 00:19:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1448 transitions. [2024-11-09 00:19:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-09 00:19:32,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:32,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms