./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M4-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M4-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3 --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 59e3e46f44c4af6b4c125f352948304d54499979006c079b47d74ff56c39a104 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:06:16,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:06:16,412 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:06:16,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:06:16,420 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:06:16,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:06:16,459 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:06:16,460 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:06:16,460 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:06:16,460 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:06:16,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:06:16,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:06:16,462 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:06:16,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:06:16,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:06:16,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:06:16,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:06:16,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:06:16,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:06:16,464 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:06:16,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:06:16,464 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:06:16,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:06:16,464 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:06:16,464 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:06:16,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:06:16,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:06:16,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:06:16,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:06:16,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:06:16,466 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:06:16,466 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:06:16,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:06:16,466 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_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3 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 -> 59e3e46f44c4af6b4c125f352948304d54499979006c079b47d74ff56c39a104 [2024-11-25 04:06:16,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:06:16,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:06:16,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:06:16,800 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:06:16,801 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:06:16,802 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M4-1.c [2024-11-25 04:06:19,797 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/data/9441d87d9/0db991bd277b4a37a7a7baa47f5fffc2/FLAG9a9adb88a [2024-11-25 04:06:20,469 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:06:20,470 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M4-1.c [2024-11-25 04:06:20,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/data/9441d87d9/0db991bd277b4a37a7a7baa47f5fffc2/FLAG9a9adb88a [2024-11-25 04:06:20,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/data/9441d87d9/0db991bd277b4a37a7a7baa47f5fffc2 [2024-11-25 04:06:20,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:06:20,563 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:06:20,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:06:20,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:06:20,571 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:06:20,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:06:20" (1/1) ... [2024-11-25 04:06:20,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f0651dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:20, skipping insertion in model container [2024-11-25 04:06:20,573 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:06:20" (1/1) ... [2024-11-25 04:06:20,752 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:06:20,973 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_90cf8134-1e27-47d1-89cf-3b9105535625/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M4-1.c[1673,1686] [2024-11-25 04:06:22,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:06:22,338 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:06:22,348 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok1.i","-S") [42] [2024-11-25 04:06:22,356 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_90cf8134-1e27-47d1-89cf-3b9105535625/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M4-1.c[1673,1686] [2024-11-25 04:06:23,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:06:23,555 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:06:23,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23 WrapperNode [2024-11-25 04:06:23,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:06:23,558 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:06:23,559 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:06:23,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:06:23,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:23,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:25,799 INFO L138 Inliner]: procedures = 57, calls = 18490, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 40481 [2024-11-25 04:06:25,800 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:06:25,801 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:06:25,801 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:06:25,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:06:25,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:25,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:26,343 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:26,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:27,380 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:27,507 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:27,591 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:27,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:27,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:28,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:06:28,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:06:28,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:06:28,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:06:28,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:23" (1/1) ... [2024-11-25 04:06:28,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:06:28,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:06:28,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:06:28,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90cf8134-1e27-47d1-89cf-3b9105535625/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:06:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:06:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-25 04:06:28,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-25 04:06:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-25 04:06:28,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-25 04:06:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:06:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-25 04:06:28,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-25 04:06:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-25 04:06:28,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-25 04:06:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-25 04:06:28,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-25 04:06:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:06:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-25 04:06:28,237 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-25 04:06:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-25 04:06:28,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-25 04:06:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-25 04:06:28,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-25 04:06:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-25 04:06:28,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-25 04:06:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:06:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-25 04:06:28,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-25 04:06:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:06:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-25 04:06:28,238 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-25 04:06:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:06:28,239 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:06:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:06:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:06:28,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:06:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-25 04:06:28,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-25 04:06:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-25 04:06:28,239 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-25 04:06:28,239 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-25 04:06:28,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-25 04:06:30,828 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:06:30,830 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:07:47,480 INFO L? ?]: Removed 272 outVars from TransFormulas that were not future-live. [2024-11-25 04:07:47,480 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:07:48,642 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:07:48,643 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:07:48,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:07:48 BoogieIcfgContainer [2024-11-25 04:07:48,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:07:48,644 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:07:48,644 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:07:48,655 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:07:48,655 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:07:48" (1/1) ... [2024-11-25 04:07:48,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:07:48,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:48,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18585 states to 11972 states and 18585 transitions. [2024-11-25 04:07:48,944 INFO L276 IsEmpty]: Start isEmpty. Operand 11972 states and 18585 transitions. [2024-11-25 04:07:49,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3937 [2024-11-25 04:07:49,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:49,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms