./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.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_0fdf1a01-9259-4b06-9e80-081b78c18958/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/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_0fdf1a01-9259-4b06-9e80-081b78c18958/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/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_0fdf1a01-9259-4b06-9e80-081b78c18958/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 5ce8f2917f3c045e2dd62444de112f0f7cfab2516baa3561b477720f1fd4fa0b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:14:52,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:14:52,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:14:52,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:14:52,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:14:52,678 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:14:52,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:14:52,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:14:52,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:14:52,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:14:52,679 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:14:52,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:14:52,680 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:14:52,680 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:14:52,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:14:52,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:14:52,680 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:14:52,680 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:14:52,680 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:14:52,680 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:14:52,680 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:14:52,681 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:14:52,681 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:14:52,681 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:14:52,681 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:14:52,681 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:14:52,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:14:52,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:14:52,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:14:52,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:14:52,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:14:52,682 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:14:52,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:14:52,682 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_0fdf1a01-9259-4b06-9e80-081b78c18958/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 -> 5ce8f2917f3c045e2dd62444de112f0f7cfab2516baa3561b477720f1fd4fa0b [2024-11-13 22:14:52,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:14:52,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:14:52,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:14:52,977 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:14:52,978 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:14:52,979 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c Unable to find full path for "g++" [2024-11-13 22:14:54,911 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:14:55,303 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:14:55,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c [2024-11-13 22:14:55,336 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/bin/ukojak-verify-EEHR8qb7sm/data/2b0359569/bc9011324e20403fa95f54ea2bb12680/FLAG0da8759bd [2024-11-13 22:14:55,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/bin/ukojak-verify-EEHR8qb7sm/data/2b0359569/bc9011324e20403fa95f54ea2bb12680 [2024-11-13 22:14:55,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:14:55,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:14:55,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:14:55,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:14:55,360 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:14:55,361 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:14:55" (1/1) ... [2024-11-13 22:14:55,362 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30bcf749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:55, skipping insertion in model container [2024-11-13 22:14:55,362 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:14:55" (1/1) ... [2024-11-13 22:14:55,419 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:14:55,636 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_0fdf1a01-9259-4b06-9e80-081b78c18958/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c[1937,1950] [2024-11-13 22:14:55,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:14:56,010 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:14:56,017 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok2.i","-S") [47] [2024-11-13 22:14:56,024 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_0fdf1a01-9259-4b06-9e80-081b78c18958/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c[1937,1950] [2024-11-13 22:14:56,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:14:56,336 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:14:56,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56 WrapperNode [2024-11-13 22:14:56,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:14:56,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:14:56,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:14:56,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:14:56,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,415 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,600 INFO L138 Inliner]: procedures = 59, calls = 1914, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 4121 [2024-11-13 22:14:56,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:14:56,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:14:56,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:14:56,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:14:56,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,778 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,814 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:14:56,900 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:14:56,900 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:14:56,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:14:56,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:14:56" (1/1) ... [2024-11-13 22:14:56,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:14:56,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:14:56,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:14:56,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdf1a01-9259-4b06-9e80-081b78c18958/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:14:56,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:14:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-13 22:14:56,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-13 22:14:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-13 22:14:56,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-13 22:14:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 22:14:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:14:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-13 22:14:56,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-13 22:14:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-13 22:14:56,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-13 22:14:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-13 22:14:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-13 22:14:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:14:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-13 22:14:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-13 22:14:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-13 22:14:56,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-13 22:14:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 22:14:56,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-13 22:14:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 22:14:56,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-13 22:14:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:14:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-13 22:14:56,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-13 22:14:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:14:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-13 22:14:56,977 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-13 22:14:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-13 22:14:56,978 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-13 22:14:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:14:56,978 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:14:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:14:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:14:56,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:14:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-13 22:14:56,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-13 22:14:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-13 22:14:56,980 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-13 22:14:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-13 22:14:56,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-13 22:14:57,468 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:14:57,470 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:15:13,064 INFO L? ?]: Removed 198 outVars from TransFormulas that were not future-live. [2024-11-13 22:15:13,064 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:15:13,376 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:15:13,377 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:15:13,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:15:13 BoogieIcfgContainer [2024-11-13 22:15:13,377 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:15:13,378 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:15:13,378 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:15:13,391 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:15:13,391 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:15:13" (1/1) ... [2024-11-13 22:15:13,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:15:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:13,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1151 states and 1756 transitions. [2024-11-13 22:15:13,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1756 transitions. [2024-11-13 22:15:13,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2024-11-13 22:15:13,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:13,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:11,555 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-13 22:16:12,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:16:23,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:16:33,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:16:43,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:16:53,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:17:05,764 WARN L539 Checker$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 22:17:15,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:17:26,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:17:36,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:17:46,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:17:48,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:48,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 1509 states and 2498 transitions. [2024-11-13 22:17:48,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 2498 transitions. [2024-11-13 22:17:48,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-13 22:17:48,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:48,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:25,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:33,382 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-13 22:18:35,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:18:46,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:18:56,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:18:57,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:57,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 1514 states and 2508 transitions. [2024-11-13 22:18:57,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 2508 transitions. [2024-11-13 22:18:57,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-13 22:18:57,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:57,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:34,032 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-13 22:19:44,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:19:54,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:20:04,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:20:14,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:20:16,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:16,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1584 states and 2631 transitions. [2024-11-13 22:20:16,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 2631 transitions. [2024-11-13 22:20:16,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-13 22:20:16,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:16,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:55,243 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-13 22:21:55,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:55,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 1595 states and 2657 transitions. [2024-11-13 22:21:55,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 2657 transitions. [2024-11-13 22:21:55,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-13 22:21:55,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:55,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:58,459 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-13 22:23:09,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:23:19,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:23:29,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:23:39,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:23:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:44,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 1698 states and 2864 transitions. [2024-11-13 22:23:44,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2864 transitions. [2024-11-13 22:23:44,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-13 22:23:44,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:44,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-13 22:24:46,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:46,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 1731 states and 2946 transitions. [2024-11-13 22:24:46,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2946 transitions. [2024-11-13 22:24:46,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-13 22:24:46,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:46,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:37,293 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-13 22:25:38,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 1754 states and 3002 transitions. [2024-11-13 22:25:38,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3002 transitions. [2024-11-13 22:25:38,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-13 22:25:38,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:38,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:12,074 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-13 22:26:14,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 1797 states and 3109 transitions. [2024-11-13 22:26:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3109 transitions. [2024-11-13 22:26:14,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-13 22:26:14,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:14,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-13 22:28:33,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:33,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 1830 states and 3191 transitions. [2024-11-13 22:28:33,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3191 transitions. [2024-11-13 22:28:33,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-13 22:28:33,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:33,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-13 22:29:19,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:19,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3271 states to 1841 states and 3217 transitions. [2024-11-13 22:29:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3217 transitions. [2024-11-13 22:29:19,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-13 22:29:19,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:19,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms