./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc59d2eb5280d2e1e7e9c76bdd35770d97977523b6f11f8f4ccd72ffe423d428 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:18:26,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:18:26,868 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:18:26,872 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:18:26,873 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:18:26,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:18:26,897 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:18:26,897 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:18:26,897 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:18:26,898 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:18:26,898 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:18:26,898 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:18:26,899 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:18:26,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:18:26,899 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:18:26,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:18:26,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:18:26,899 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:18:26,899 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:18:26,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:18:26,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:18:26,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:18:26,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:18:26,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:18:26,900 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:18:26,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:18:26,900 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:18:26,900 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:18:26,900 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:18:26,900 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:18:26,900 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:18:26,900 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:18:26,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:18:26,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:18:26,900 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:18:26,901 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:18:26,901 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:18:26,901 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:18:26,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:18:26,901 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:18:26,901 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:18:26,901 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:18:26,901 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:18:26,901 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc59d2eb5280d2e1e7e9c76bdd35770d97977523b6f11f8f4ccd72ffe423d428 [2025-02-07 21:18:27,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:18:27,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:18:27,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:18:27,151 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:18:27,151 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:18:27,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c [2025-02-07 21:18:28,394 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/64dc0c910/e161f99184324b589250c7d3fc68421b/FLAG4f7108fca [2025-02-07 21:18:28,835 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:18:28,836 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c [2025-02-07 21:18:28,857 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/64dc0c910/e161f99184324b589250c7d3fc68421b/FLAG4f7108fca [2025-02-07 21:18:28,870 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/64dc0c910/e161f99184324b589250c7d3fc68421b [2025-02-07 21:18:28,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:18:28,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:18:28,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:18:28,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:18:28,876 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:18:28,877 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:28,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@327f33e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28, skipping insertion in model container [2025-02-07 21:18:28,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:28,936 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:18:29,067 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c[1807,1820] [2025-02-07 21:18:29,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:18:29,436 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:18:29,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok2.i","-S") [39] [2025-02-07 21:18:29,446 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M1-1.c[1807,1820] [2025-02-07 21:18:29,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:18:29,708 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:18:29,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29 WrapperNode [2025-02-07 21:18:29,709 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:18:29,710 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:18:29,710 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:18:29,710 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:18:29,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:29,770 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,138 INFO L138 Inliner]: procedures = 70, calls = 5728, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12648 [2025-02-07 21:18:30,138 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:18:30,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:18:30,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:18:30,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:18:30,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,244 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,337 INFO L175 MemorySlicer]: Split 4157 memory accesses to 27 slices as follows [8, 8, 2, 2, 379, 455, 113, 113, 180, 7, 203, 180, 2, 203, 4, 180, 203, 180, 203, 180, 203, 180, 203, 180, 203, 180, 203]. 11 percent of accesses are in the largest equivalence class. The 544 initializations are split as follows [0, 0, 0, 2, 27, 27, 27, 27, 27, 2, 27, 27, 0, 27, 0, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27]. The 553 writes are split as follows [4, 4, 1, 0, 27, 27, 27, 27, 28, 3, 26, 28, 1, 26, 0, 28, 26, 28, 26, 28, 26, 28, 26, 28, 26, 28, 26]. [2025-02-07 21:18:30,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,574 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,615 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,679 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:18:30,681 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:18:30,681 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:18:30,681 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:18:30,683 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (1/1) ... [2025-02-07 21:18:30,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:18:30,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:18:30,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 21:18:30,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 21:18:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:18:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_trans [2025-02-07 21:18:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_trans [2025-02-07 21:18:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2025-02-07 21:18:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2025-02-07 21:18:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-02-07 21:18:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-02-07 21:18:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:18:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:18:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 21:18:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-02-07 21:18:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-02-07 21:18:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-02-07 21:18:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-02-07 21:18:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2025-02-07 21:18:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2025-02-07 21:18:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-02-07 21:18:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-02-07 21:18:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 21:18:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-07 21:18:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-02-07 21:18:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-02-07 21:18:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-02-07 21:18:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-02-07 21:18:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2025-02-07 21:18:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2025-02-07 21:18:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2025-02-07 21:18:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2025-02-07 21:18:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:18:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:18:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:18:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:18:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:18:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:18:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 21:18:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 21:18:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 21:18:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-07 21:18:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-02-07 21:18:30,745 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-02-07 21:18:30,745 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2025-02-07 21:18:30,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2025-02-07 21:18:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2025-02-07 21:18:30,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-07 21:18:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-07 21:18:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:18:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-02-07 21:18:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-02-07 21:18:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:18:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:18:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2025-02-07 21:18:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2025-02-07 21:18:31,318 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:18:31,319 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:18:31,639 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L275-1: assume 0 != OSEK_Task_ts1_~lobstacle~0#1 % 256;assume { :begin_inline___startrek_assert_i0 } true;__startrek_assert_i0_#in~arg#1 := (if 0 == (if -100 == ~task_cmd_forward~0 && 0 == ~task_cmd_turn~0 then 1 else 0) then 0 else 1);havoc __startrek_assert_i0_#t~switch1386#1, __startrek_assert_i0_~arg#1;__startrek_assert_i0_~arg#1 := __startrek_assert_i0_#in~arg#1; [2025-02-07 21:18:31,639 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L275-1: assume !(0 != OSEK_Task_ts1_~lobstacle~0#1 % 256); [2025-02-07 21:18:31,639 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L275-2: assume 0 == OSEK_Task_ts1_~tmp___5~0#1 % 256; [2025-02-07 21:18:31,639 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L275-2: assume !(0 == OSEK_Task_ts1_~tmp___5~0#1 % 256); [2025-02-07 21:18:31,639 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L259: SUMMARY for call nxt_motor_set_count(1, 0); srcloc: null [2025-02-07 21:18:31,639 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L276: OSEK_Task_ts1_#t~ret38#1 := __startrek_read_trans_#res#1;havoc __startrek_read_trans_#t~switch3504#1, __startrek_read_trans_#t~ret3505#1, __startrek_read_trans_#t~ret3506#1, __startrek_read_trans_#t~ret3507#1, __startrek_read_trans_#t~mem3508#1, __startrek_read_trans_~r1~5#1, __startrek_read_trans_~c2~5#1, __startrek_read_trans_~or3~5#1;assume { :end_inline___startrek_read_trans } true;OSEK_Task_ts1_~tmp___5~0#1 := (if 0 == OSEK_Task_ts1_#t~ret38#1 % 256 then 0 else 1); [2025-02-07 21:18:31,639 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L235: call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset);havoc OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset;call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset);havoc OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset; [2025-02-07 21:18:31,639 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L260: ~cal_start_time~0 := OSEK_Task_ts1_#t~ret34#1; [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L260-1: SUMMARY for call OSEK_Task_ts1_#t~ret34#1 := ecrobot_get_systick_ms(); srcloc: null [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1805-1: assume __startrek_assert_i0_#t~switch1386#1;~__startrek_Assert_t1_i0~0 := 0; [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1805-1: assume !__startrek_assert_i0_#t~switch1386#1;__startrek_assert_i0_#t~switch1386#1 := __startrek_assert_i0_#t~switch1386#1 || 2 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: SUMMARY for call __startrek_write_nxtway_gs_mode(1); srcloc: null [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L96: call ULTIMATE.dealloc(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset);havoc balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset;call ULTIMATE.dealloc(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset);havoc balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset;havoc balance_control_#t~mem4#1, balance_control_#t~mem5#1, balance_control_#t~mem6#1, balance_control_#t~post7#1, balance_control_#t~mem8#1, balance_control_#t~mem9#1, balance_control_#t~mem10#1, balance_control_#t~post11#1, balance_control_#t~mem12#1, balance_control_#t~mem13#1, balance_control_#t~mem14#1, balance_control_#t~post15#1, balance_control_#t~mem16#1, balance_control_#t~mem17#1, balance_control_#t~mem18#1, balance_control_#t~post19#1, balance_control_#t~nondet20#1, balance_control_#t~nondet21#1, balance_control_~args_cmd_forward#1, balance_control_~args_cmd_turn#1, balance_control_~args_gyro#1, balance_control_~args_gyro_offset#1, balance_control_~args_theta_m_l#1, balance_control_~args_theta_m_r#1, balance_control_~args_battery#1, balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, balance_control_~tmp_theta~0#1, balance_control_~tmp_theta_lpf~0#1, balance_control_~tmp_pwm_r_limiter~0#1, balance_control_~tmp_psidot~0#1, balance_control_~tmp_pwm_turn~0#1, balance_control_~tmp_pwm_l_limiter~0#1, balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, balance_control_~tmp_0~0#1, balance_control_~tmp___0~0#1, balance_control_~tmp___1~0#1;havoc balance_control_#in~args_cmd_forward#1, balance_control_#in~args_cmd_turn#1, balance_control_#in~args_gyro#1, balance_control_#in~args_gyro_offset#1, balance_control_#in~args_theta_m_l#1, balance_control_#in~args_theta_m_r#1, balance_control_#in~args_battery#1, balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset, balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset;assume { :end_inline_balance_control } true;call OSEK_Task_ts1_#t~mem46#1 := read~int#2(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, 1); [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L278: OSEK_Task_ts1_~tmp___2~0#1 := (if 0 == OSEK_Task_ts1_#t~ret39#1 % 256 then 0 else 1);havoc OSEK_Task_ts1_#t~ret39#1;OSEK_Task_ts1_~lobstacle~0#1 := (if 0 == OSEK_Task_ts1_~tmp___2~0#1 % 256 then 0 else 1); [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L278-1: SUMMARY for call OSEK_Task_ts1_#t~ret39#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L295: call OSEK_Task_ts1_#t~mem47#1 := read~int#12(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset, 1); [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L295-1: SUMMARY for call nxt_motor_set_speed(0, OSEK_Task_ts1_#t~mem46#1, 1); srcloc: null [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1798: assume 0 != __startrek_assert_i0_~arg#1 % 256; [2025-02-07 21:18:31,640 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1798: assume !(0 != __startrek_assert_i0_~arg#1 % 256);__startrek_assert_i0_#t~switch1386#1 := 0 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L271: havoc ecrobot_sound_tone_~arg0#1, ecrobot_sound_tone_~arg1#1, ecrobot_sound_tone_~arg2#1;havoc ecrobot_sound_tone_#in~arg0#1, ecrobot_sound_tone_#in~arg1#1, ecrobot_sound_tone_#in~arg2#1;assume { :end_inline_ecrobot_sound_tone } true; [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L296: SUMMARY for call nxt_motor_set_speed(1, OSEK_Task_ts1_#t~mem47#1, 1); srcloc: null [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L288: OSEK_Task_ts1_#t~ret42#1 := ecrobot_get_battery_voltage_#res#1;havoc ecrobot_get_battery_voltage_#t~nondet29#1, ecrobot_get_battery_voltage_~tmp~3#1;assume { :end_inline_ecrobot_get_battery_voltage } true;OSEK_Task_ts1_~tmp___6~0#1 := OSEK_Task_ts1_#t~ret42#1; [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L288-1: assume { :begin_inline_ecrobot_get_battery_voltage } true;havoc ecrobot_get_battery_voltage_#res#1;havoc ecrobot_get_battery_voltage_#t~nondet29#1, ecrobot_get_battery_voltage_~tmp~3#1;havoc ecrobot_get_battery_voltage_~tmp~3#1;havoc ecrobot_get_battery_voltage_#t~nondet29#1;ecrobot_get_battery_voltage_~tmp~3#1 := ecrobot_get_battery_voltage_#t~nondet29#1;havoc ecrobot_get_battery_voltage_#t~nondet29#1;ecrobot_get_battery_voltage_#res#1 := ecrobot_get_battery_voltage_~tmp~3#1; [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280: assume -128 <= OSEK_Task_ts1_#t~ret40#1 && OSEK_Task_ts1_#t~ret40#1 <= 127;OSEK_Task_ts1_~tmp___3~0#1 := OSEK_Task_ts1_#t~ret40#1;havoc OSEK_Task_ts1_#t~ret40#1;~task_cmd_turn~0 := OSEK_Task_ts1_~tmp___3~0#1; [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280-1: SUMMARY for call OSEK_Task_ts1_#t~ret40#1 := __startrek_read_cmd_turn(); srcloc: null [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272: SUMMARY for call __startrek_write_nxtway_gs_mode(2); srcloc: null [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1808-1: assume __startrek_assert_i0_#t~switch1386#1;~__startrek_Assert_t2_i0~0 := 0; [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1808-1: assume !__startrek_assert_i0_#t~switch1386#1;havoc __startrek_assert_i0_#t~switch1386#1;havoc __startrek_assert_i0_#t~switch1386#1;havoc __startrek_assert_i0_#t~switch1386#1, __startrek_assert_i0_~arg#1;havoc __startrek_assert_i0_#in~arg#1;assume { :end_inline___startrek_assert_i0 } true; [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L289: assume -128 <= OSEK_Task_ts1_#t~ret43#1 && OSEK_Task_ts1_#t~ret43#1 <= 127;OSEK_Task_ts1_~tmp___7~0#1 := OSEK_Task_ts1_#t~ret43#1; [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L289-1: SUMMARY for call OSEK_Task_ts1_#t~ret43#1 := nxt_motor_get_count(1); srcloc: null [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L290: assume -128 <= OSEK_Task_ts1_#t~ret44#1 && OSEK_Task_ts1_#t~ret44#1 <= 127;OSEK_Task_ts1_~tmp___8~0#1 := OSEK_Task_ts1_#t~ret44#1; [2025-02-07 21:18:31,641 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L290-1: SUMMARY for call OSEK_Task_ts1_#t~ret44#1 := nxt_motor_get_count(0); srcloc: null [2025-02-07 21:18:31,642 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L257: assume { :end_inline_balance_init } true; [2025-02-07 21:18:31,642 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L125: balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT((~K_I~0 * ~ud_err_theta~0 + balance_control_~tmp_pwm_r_limiter~0#1) % 4294967296 / ((~BATTERY_GAIN~0 * balance_control_~args_battery#1 - ~BATTERY_OFFSET~0) % 4294967296)), 100.0));balance_control_~tmp_pwm_turn~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_cmd_turn#1), 100.0), ~convertUINTToFLOAT(~K_PHIDOT~0)));balance_control_~tmp_pwm_l_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + balance_control_~tmp_pwm_turn~0#1;havoc balance_control_#t~nondet20#1;assume -2147483648 <= balance_control_#t~nondet20#1 && balance_control_#t~nondet20#1 <= 2147483647;balance_control_~tmp___0~0#1 := balance_control_#t~nondet20#1;havoc balance_control_#t~nondet20#1;balance_control_~tmp_pwm_l_limiter~0#1 := balance_control_~tmp___0~0#1;call write~int#2((if balance_control_~tmp_pwm_l_limiter~0#1 % 4294967296 % 256 <= 127 then balance_control_~tmp_pwm_l_limiter~0#1 % 4294967296 % 256 else balance_control_~tmp_pwm_l_limiter~0#1 % 4294967296 % 256 - 256), balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, 1);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 - balance_control_~tmp_pwm_turn~0#1;havoc balance_control_#t~nondet21#1;assume -2147483648 <= balance_control_#t~nondet21#1 && balance_control_#t~nondet21#1 <= 2147483647;balance_control_~tmp___1~0#1 := balance_control_#t~nondet21#1;havoc balance_control_#t~nondet21#1;balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp___1~0#1;call write~int#12((if balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 <= 127 then balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 else balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 - 256), balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, 1);balance_control_~tmp_pwm_l_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.00400000019, ~convertUINTToFLOAT(balance_control_~tmp_thetadot_cmd_lpf~0#1)), ~convertUINTToFLOAT(~ud_theta_ref~0)));balance_control_~tmp_pwm_turn~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.00400000019, ~convertUINTToFLOAT(balance_control_~tmp_psidot~0#1)), ~convertUINTToFLOAT(~ud_psi~0)));balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(~ud_theta_ref~0 - balance_control_~tmp_theta~0#1), 0.00400000019), ~convertUINTToFLOAT(~ud_err_theta~0)));~ud_err_theta~0 := balance_control_~tmp_pwm_r_limiter~0#1;~ud_theta_ref~0 := balance_control_~tmp_pwm_l_limiter~0#1;~ud_thetadot_cmd_lpf~0 := balance_control_~tmp_thetadot_cmd_lpf~0#1;~ud_psi~0 := balance_control_~tmp_pwm_turn~0#1;~ud_theta_lpf~0 := balance_control_~tmp_theta_lpf~0#1;call ULTIMATE.dealloc(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset);havoc balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset;call ULTIMATE.dealloc(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset);havoc balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset; [2025-02-07 21:18:31,642 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L125-1: SUMMARY for call assume_abort_if_not((if 0 != (~BATTERY_GAIN~0 * balance_control_~args_battery#1 - ~BATTERY_OFFSET~0) % 4294967296 then 1 else 0)); srcloc: null [2025-02-07 21:18:31,642 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L282: assume -128 <= OSEK_Task_ts1_#t~ret41#1 && OSEK_Task_ts1_#t~ret41#1 <= 127;OSEK_Task_ts1_~tmp___4~0#1 := OSEK_Task_ts1_#t~ret41#1;havoc OSEK_Task_ts1_#t~ret41#1;~task_cmd_forward~0 := OSEK_Task_ts1_~tmp___4~0#1; [2025-02-07 21:18:31,642 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L282-1: SUMMARY for call OSEK_Task_ts1_#t~ret41#1 := __startrek_read_cmd_forward(); srcloc: null [2025-02-07 21:18:31,642 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1802-1: assume __startrek_assert_i0_#t~switch1386#1;~__startrek_Assert_t0_i0~0 := 0; [2025-02-07 21:18:31,642 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1802-1: assume !__startrek_assert_i0_#t~switch1386#1;__startrek_assert_i0_#t~switch1386#1 := __startrek_assert_i0_#t~switch1386#1 || 1 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:18:31,643 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L291: OSEK_Task_ts1_~tmp___9~0#1 := OSEK_Task_ts1_#t~ret45#1;assume { :begin_inline_balance_control } true;balance_control_#in~args_cmd_forward#1, balance_control_#in~args_cmd_turn#1, balance_control_#in~args_gyro#1, balance_control_#in~args_gyro_offset#1, balance_control_#in~args_theta_m_l#1, balance_control_#in~args_theta_m_r#1, balance_control_#in~args_battery#1, balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset, balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset := ~task_cmd_forward~0, ~task_cmd_turn~0, OSEK_Task_ts1_~tmp___9~0#1, ~gyro_offset~0, OSEK_Task_ts1_~tmp___8~0#1, OSEK_Task_ts1_~tmp___7~0#1, OSEK_Task_ts1_~tmp___6~0#1, OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset;havoc balance_control_#t~mem4#1, balance_control_#t~mem5#1, balance_control_#t~mem6#1, balance_control_#t~post7#1, balance_control_#t~mem8#1, balance_control_#t~mem9#1, balance_control_#t~mem10#1, balance_control_#t~post11#1, balance_control_#t~mem12#1, balance_control_#t~mem13#1, balance_control_#t~mem14#1, balance_control_#t~post15#1, balance_control_#t~mem16#1, balance_control_#t~mem17#1, balance_control_#t~mem18#1, balance_control_#t~post19#1, balance_control_#t~nondet20#1, balance_control_#t~nondet21#1, balance_control_~args_cmd_forward#1, balance_control_~args_cmd_turn#1, balance_control_~args_gyro#1, balance_control_~args_gyro_offset#1, balance_control_~args_theta_m_l#1, balance_control_~args_theta_m_r#1, balance_control_~args_battery#1, balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, balance_control_~tmp_theta~0#1, balance_control_~tmp_theta_lpf~0#1, balance_control_~tmp_pwm_r_limiter~0#1, balance_control_~tmp_psidot~0#1, balance_control_~tmp_pwm_turn~0#1, balance_control_~tmp_pwm_l_limiter~0#1, balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, balance_control_~tmp_0~0#1, balance_control_~tmp___0~0#1, balance_control_~tmp___1~0#1;balance_control_~args_cmd_forward#1 := balance_control_#in~args_cmd_forward#1;balance_control_~args_cmd_turn#1 := balance_control_#in~args_cmd_turn#1;balance_control_~args_gyro#1 := balance_control_#in~args_gyro#1;balance_control_~args_gyro_offset#1 := balance_control_#in~args_gyro_offset#1;balance_control_~args_theta_m_l#1 := balance_control_#in~args_theta_m_l#1;balance_control_~args_theta_m_r#1 := balance_control_#in~args_theta_m_r#1;balance_control_~args_battery#1 := balance_control_#in~args_battery#1;balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset := balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset;balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset := balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset;havoc balance_control_~tmp_theta~0#1;havoc balance_control_~tmp_theta_lpf~0#1;havoc balance_control_~tmp_pwm_r_limiter~0#1;havoc balance_control_~tmp_psidot~0#1;havoc balance_control_~tmp_pwm_turn~0#1;havoc balance_control_~tmp_pwm_l_limiter~0#1;havoc balance_control_~tmp_thetadot_cmd_lpf~0#1;call balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset := #Ultimate.allocOnStack(16);call balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset := #Ultimate.allocOnStack(16);havoc balance_control_~tmp_0~0#1;havoc balance_control_~tmp___0~0#1;havoc balance_control_~tmp___1~0#1;balance_control_~tmp_thetadot_cmd_lpf~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_cmd_forward#1), 100.0), ~convertUINTToFLOAT(~K_THETADOT~0)), ~someBinaryArithmeticFLOAToperation(1.0, ~convertUINTToFLOAT(~A_R~0))), ~convertUINTToFLOAT(~A_R~0 * ~ud_thetadot_cmd_lpf~0)));balance_control_~tmp_theta~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.01745329238, ~convertUINTToFLOAT(balance_control_~args_theta_m_l#1)), ~convertUINTToFLOAT(~ud_psi~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.01745329238, ~convertUINTToFLOAT(balance_control_~args_theta_m_r#1)), ~convertUINTToFLOAT(~ud_psi~0))), 0.5));balance_control_~tmp_theta_lpf~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(1.0, ~convertUINTToFLOAT(~A_D~0)), ~convertUINTToFLOAT(balance_control_~tmp_theta~0#1)), ~convertUINTToFLOAT(~A_D~0 * ~ud_theta_lpf~0)));balance_control_~tmp_psidot~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_gyro#1 - balance_control_~args_gyro_offset#1), 0.01745329238));call write~int#0(~ud_theta_ref~0, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, 4);call write~int#0(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 4 + balance_control_~#tmp~0#1.offset, 4);call write~int#0(balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, 8 + balance_control_~#tmp~0#1.offset, 4);call write~int#0(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 12 + balance_control_~#tmp~0#1.offset, 4);call write~int#1(balance_control_~tmp_theta~0#1, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#1(~ud_psi~0, balance_control_~#tmp_theta_0~0#1.base, 4 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#1(~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~tmp_theta_lpf~0#1 - ~ud_theta_lpf~0), 0.00400000019)), balance_control_~#tmp_theta_0~0#1.base, 8 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#1(balance_control_~tmp_psidot~0#1, balance_control_~#tmp_theta_0~0#1.base, 12 + balance_control_~#tmp_theta_0~0#1.offset, 4);balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(0.0);balance_control_~tmp_0~0#1 := 0;call balance_control_#t~mem4#1 := read~int#0(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem5#1 := read~int#1(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem6#1 := read~int#14(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem4#1 - balance_control_#t~mem5#1) * balance_control_#t~mem6#1;havoc balance_control_#t~mem4#1;havoc balance_control_#t~mem5#1;havoc balance_control_#t~mem6#1;balance_control_#t~post7#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post7#1;havoc balance_control_#t~post7#1;call balance_control_#t~mem8#1 := read~int#0(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem9#1 := read~int#1(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem10#1 := read~int#14(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem8#1 - balance_control_#t~mem9#1) * balance_control_#t~mem10#1;havoc balance_control_#t~mem8#1;havoc balance_control_#t~mem9#1;havoc balance_control_#t~mem10#1;balance_control_#t~post11#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post11#1;havoc balance_control_#t~post11#1;call balance_control_#t~mem12#1 := read~int#0(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem13#1 := read~int#1(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem14#1 := read~int#14(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem12#1 - balance_control_#t~mem13#1) * balance_control_#t~mem14#1;havoc balance_control_#t~mem12#1;havoc balance_control_#t~mem13#1;havoc balance_control_#t~mem14#1;balance_control_#t~post15#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post15#1;havoc balance_control_#t~post15#1;call balance_control_#t~mem16#1 := read~int#0(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem17#1 := read~int#1(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem18#1 := read~int#14(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem16#1 - balance_control_#t~mem17#1) * balance_control_#t~mem18#1;havoc balance_control_#t~mem16#1;havoc balance_control_#t~mem17#1;havoc balance_control_#t~mem18#1;balance_control_#t~post19#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post19#1;havoc balance_control_#t~post19#1; [2025-02-07 21:18:31,643 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L291-1: SUMMARY for call OSEK_Task_ts1_#t~ret45#1 := ecrobot_get_gyro_sensor(3); srcloc: null [2025-02-07 21:18:31,643 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L258: SUMMARY for call nxt_motor_set_count(0, 0); srcloc: null [2025-02-07 21:18:31,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L329: SUMMARY for call __startrek_write_cmd_turn(0); srcloc: null [2025-02-07 21:18:31,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L325: assume (if OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 - 4294967296) <= 25; [2025-02-07 21:18:31,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L325: assume !((if OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 - 4294967296) <= 25); [2025-02-07 21:18:31,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L330: SUMMARY for call __startrek_write_trans(0); srcloc: null [2025-02-07 21:18:31,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L326: SUMMARY for call __startrek_write_trans(1); srcloc: null [2025-02-07 21:18:31,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L327: SUMMARY for call __startrek_write_obstacle_flag(1); srcloc: null [2025-02-07 21:18:31,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L328: SUMMARY for call __startrek_write_cmd_forward(-100); srcloc: null [2025-02-07 21:18:31,682 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L324: OSEK_Task_ts2_#t~ret50#1 := ecrobot_get_sonar_sensor_#res#1;havoc ecrobot_get_sonar_sensor_#t~nondet48#1, ecrobot_get_sonar_sensor_~port#1, ecrobot_get_sonar_sensor_~tmp~5#1;havoc ecrobot_get_sonar_sensor_#in~port#1;assume { :end_inline_ecrobot_get_sonar_sensor } true;OSEK_Task_ts2_~tmp___0~2#1 := OSEK_Task_ts2_#t~ret50#1;havoc OSEK_Task_ts2_#t~ret50#1; [2025-02-07 21:18:31,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L370: assume -128 <= OSEK_Task_ts3_#t~ret58#1 && OSEK_Task_ts3_#t~ret58#1 <= 127;OSEK_Task_ts3_~tmp___2~1#1 := OSEK_Task_ts3_#t~ret58#1;havoc OSEK_Task_ts3_#t~ret58#1;assume { :begin_inline_ecrobot_bt_data_logger } true;ecrobot_bt_data_logger_#in~arg0#1, ecrobot_bt_data_logger_#in~arg1#1 := OSEK_Task_ts3_~tmp___2~1#1, OSEK_Task_ts3_~tmp___1~2#1;havoc ecrobot_bt_data_logger_~arg0#1, ecrobot_bt_data_logger_~arg1#1;ecrobot_bt_data_logger_~arg0#1 := ecrobot_bt_data_logger_#in~arg0#1;ecrobot_bt_data_logger_~arg1#1 := ecrobot_bt_data_logger_#in~arg1#1; [2025-02-07 21:18:31,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L370-1: SUMMARY for call OSEK_Task_ts3_#t~ret58#1 := __startrek_read_cmd_forward(); srcloc: null [2025-02-07 21:18:31,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L364: havoc OSEK_Task_ts3_#t~mem56#1;OSEK_Task_ts3_~wrote~0#1 := 1; [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L364-1: SUMMARY for call __startrek_write_cmd_turn((if OSEK_Task_ts3_#t~mem56#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem56#1 % 256 % 256 else OSEK_Task_ts3_#t~mem56#1 % 256 % 256 - 256)); srcloc: null [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L360: havoc __startrek_get_pi_lock_~arg0#1;havoc __startrek_get_pi_lock_#in~arg0#1;assume { :end_inline___startrek_get_pi_lock } true; [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L358: havoc ecrobot_read_bt_packet_#t~nondet27#1, ecrobot_read_bt_packet_#t~nondet28#1, ecrobot_read_bt_packet_~bt_receive_buf#1.base, ecrobot_read_bt_packet_~bt_receive_buf#1.offset, ecrobot_read_bt_packet_~sz#1;havoc ecrobot_read_bt_packet_#in~bt_receive_buf#1.base, ecrobot_read_bt_packet_#in~bt_receive_buf#1.offset, ecrobot_read_bt_packet_#in~sz#1;assume { :end_inline_ecrobot_read_bt_packet } true;OSEK_Task_ts3_~wrote~0#1 := 0;assume { :begin_inline___startrek_get_pi_lock } true;__startrek_get_pi_lock_#in~arg0#1 := 0;havoc __startrek_get_pi_lock_~arg0#1;__startrek_get_pi_lock_~arg0#1 := __startrek_get_pi_lock_#in~arg0#1; [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L371: havoc ecrobot_bt_data_logger_~arg0#1, ecrobot_bt_data_logger_~arg1#1;havoc ecrobot_bt_data_logger_#in~arg0#1, ecrobot_bt_data_logger_#in~arg1#1;assume { :end_inline_ecrobot_bt_data_logger } true; [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L369: assume -128 <= OSEK_Task_ts3_#t~ret57#1 && OSEK_Task_ts3_#t~ret57#1 <= 127;OSEK_Task_ts3_~tmp___1~2#1 := OSEK_Task_ts3_#t~ret57#1;havoc OSEK_Task_ts3_#t~ret57#1; [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L369-1: SUMMARY for call OSEK_Task_ts3_#t~ret57#1 := __startrek_read_cmd_turn(); srcloc: null [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L367: havoc __startrek_release_pi_lock_~arg0#1;havoc __startrek_release_pi_lock_#in~arg0#1;assume { :end_inline___startrek_release_pi_lock } true; [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L367-1: assume { :begin_inline___startrek_release_pi_lock } true;__startrek_release_pi_lock_#in~arg0#1 := 0;havoc __startrek_release_pi_lock_~arg0#1;__startrek_release_pi_lock_~arg0#1 := __startrek_release_pi_lock_#in~arg0#1; [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L363: havoc OSEK_Task_ts3_#t~mem55#1;call OSEK_Task_ts3_#t~mem56#1 := read~int#9(~#bt_receive_buf~0.base, 1 + ~#bt_receive_buf~0.offset, 1); [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L363-1: SUMMARY for call __startrek_write_cmd_forward((if -(if OSEK_Task_ts3_#t~mem55#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem55#1 % 256 % 256 else OSEK_Task_ts3_#t~mem55#1 % 256 % 256 - 256) % 256 <= 127 then -(if OSEK_Task_ts3_#t~mem55#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem55#1 % 256 % 256 else OSEK_Task_ts3_#t~mem55#1 % 256 % 256 - 256) % 256 else -(if OSEK_Task_ts3_#t~mem55#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem55#1 % 256 % 256 else OSEK_Task_ts3_#t~mem55#1 % 256 % 256 - 256) % 256 - 256)); srcloc: null [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L361: OSEK_Task_ts3_~tmp___0~3#1 := (if 0 == OSEK_Task_ts3_#t~ret54#1 % 256 then 0 else 1); [2025-02-07 21:18:31,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L361-1: SUMMARY for call OSEK_Task_ts3_#t~ret54#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:18:31,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L357-1: assume 0 != OSEK_Task_ts3_~wrote~0#1 % 256; [2025-02-07 21:18:31,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L357-1: assume !(0 != OSEK_Task_ts3_~wrote~0#1 % 256); [2025-02-07 21:18:31,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L357-2: assume 0 == OSEK_Task_ts3_~tmp___0~3#1 % 256;call OSEK_Task_ts3_#t~mem55#1 := read~int#9(~#bt_receive_buf~0.base, ~#bt_receive_buf~0.offset, 1); [2025-02-07 21:18:31,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L357-2: assume !(0 == OSEK_Task_ts3_~tmp___0~3#1 % 256); [2025-02-07 21:18:40,103 INFO L? ?]: Removed 382 outVars from TransFormulas that were not future-live. [2025-02-07 21:18:40,104 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:18:40,147 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:18:40,147 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:18:40,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:18:40 BoogieIcfgContainer [2025-02-07 21:18:40,148 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:18:40,150 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:18:40,150 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:18:40,153 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:18:40,154 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:18:28" (1/3) ... [2025-02-07 21:18:40,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13a25ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:18:40, skipping insertion in model container [2025-02-07 21:18:40,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:29" (2/3) ... [2025-02-07 21:18:40,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13a25ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:18:40, skipping insertion in model container [2025-02-07 21:18:40,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:18:40" (3/3) ... [2025-02-07 21:18:40,159 INFO L128 eAbstractionObserver]: Analyzing ICFG rekh_aso.2.M1-1.c [2025-02-07 21:18:40,177 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:18:40,184 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekh_aso.2.M1-1.c that has 25 procedures, 3381 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 21:18:40,337 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:18:40,356 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7827105f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:18:40,356 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:18:40,366 INFO L276 IsEmpty]: Start isEmpty. Operand has 3312 states, 1782 states have (on average 1.1722783389450055) internal successors, (2089), 1912 states have internal predecessors, (2089), 1461 states have call successors, (1461), 15 states have call predecessors, (1461), 15 states have return successors, (1461), 1364 states have call predecessors, (1461), 1461 states have call successors, (1461) [2025-02-07 21:18:40,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1371 [2025-02-07 21:18:40,459 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:18:40,461 INFO L218 NwaCegarLoop]: trace histogram [210, 210, 210, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:18:40,461 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:18:40,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:18:40,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1056898884, now seen corresponding path program 1 times [2025-02-07 21:18:40,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:18:40,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204387645] [2025-02-07 21:18:40,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:18:40,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:18:42,243 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1370 statements into 1 equivalence classes. [2025-02-07 21:18:42,364 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1370 of 1370 statements. [2025-02-07 21:18:42,364 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:18:42,364 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:18:43,327 INFO L134 CoverageAnalysis]: Checked inductivity of 87780 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 87362 trivial. 0 not checked. [2025-02-07 21:18:43,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:18:43,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204387645] [2025-02-07 21:18:43,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204387645] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-07 21:18:43,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402373190] [2025-02-07 21:18:43,329 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:18:43,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:18:43,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:18:43,331 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-07 21:18:43,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-07 21:18:45,640 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1370 statements into 1 equivalence classes. [2025-02-07 21:18:46,321 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1370 of 1370 statements. [2025-02-07 21:18:46,321 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:18:46,321 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:18:46,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 5790 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-07 21:18:46,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 21:18:46,499 INFO L134 CoverageAnalysis]: Checked inductivity of 87780 backedges. 418 proven. 0 refuted. 0 times theorem prover too weak. 87362 trivial. 0 not checked. [2025-02-07 21:18:46,502 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 21:18:46,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402373190] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:18:46,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-07 21:18:46,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-07 21:18:46,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520100599] [2025-02-07 21:18:46,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:18:46,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-07 21:18:46,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:18:46,532 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-07 21:18:46,532 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:18:46,541 INFO L87 Difference]: Start difference. First operand has 3312 states, 1782 states have (on average 1.1722783389450055) internal successors, (2089), 1912 states have internal predecessors, (2089), 1461 states have call successors, (1461), 15 states have call predecessors, (1461), 15 states have return successors, (1461), 1364 states have call predecessors, (1461), 1461 states have call successors, (1461) Second operand has 2 states, 2 states have (on average 160.0) internal successors, (320), 2 states have internal predecessors, (320), 2 states have call successors, (213), 2 states have call predecessors, (213), 1 states have return successors, (212), 1 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:18:46,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:18:46,734 INFO L93 Difference]: Finished difference Result 6566 states and 11414 transitions. [2025-02-07 21:18:46,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-07 21:18:46,736 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 160.0) internal successors, (320), 2 states have internal predecessors, (320), 2 states have call successors, (213), 2 states have call predecessors, (213), 1 states have return successors, (212), 1 states have call predecessors, (212), 2 states have call successors, (212) Word has length 1370 [2025-02-07 21:18:46,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:18:46,751 INFO L225 Difference]: With dead ends: 6566 [2025-02-07 21:18:46,751 INFO L226 Difference]: Without dead ends: 1079 [2025-02-07 21:18:46,781 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1371 GetRequests, 1371 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:18:46,783 INFO L435 NwaCegarLoop]: 4988 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4988 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-07 21:18:46,783 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4988 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:18:46,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1079 states. [2025-02-07 21:18:47,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1079 to 1079. [2025-02-07 21:18:47,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1079 states, 686 states have (on average 1.1239067055393586) internal successors, (771), 687 states have internal predecessors, (771), 383 states have call successors, (383), 9 states have call predecessors, (383), 9 states have return successors, (382), 382 states have call predecessors, (382), 382 states have call successors, (382) [2025-02-07 21:18:47,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 1079 states and 1536 transitions. [2025-02-07 21:18:47,114 INFO L78 Accepts]: Start accepts. Automaton has 1079 states and 1536 transitions. Word has length 1370 [2025-02-07 21:18:47,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:18:47,115 INFO L471 AbstractCegarLoop]: Abstraction has 1079 states and 1536 transitions. [2025-02-07 21:18:47,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 160.0) internal successors, (320), 2 states have internal predecessors, (320), 2 states have call successors, (213), 2 states have call predecessors, (213), 1 states have return successors, (212), 1 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:18:47,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1536 transitions. [2025-02-07 21:18:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1371 [2025-02-07 21:18:47,151 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:18:47,152 INFO L218 NwaCegarLoop]: trace histogram [210, 210, 210, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:18:47,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-07 21:18:47,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-07 21:18:47,356 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:18:47,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:18:47,357 INFO L85 PathProgramCache]: Analyzing trace with hash -819792088, now seen corresponding path program 1 times [2025-02-07 21:18:47,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:18:47,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239379055] [2025-02-07 21:18:47,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:18:47,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:18:48,834 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1370 statements into 1 equivalence classes. [2025-02-07 21:18:49,313 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1370 of 1370 statements. [2025-02-07 21:18:49,313 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:18:49,313 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:18:51,271 INFO L134 CoverageAnalysis]: Checked inductivity of 87780 backedges. 624 proven. 3 refuted. 0 times theorem prover too weak. 87153 trivial. 0 not checked. [2025-02-07 21:18:51,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:18:51,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239379055] [2025-02-07 21:18:51,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239379055] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-07 21:18:51,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [415806674] [2025-02-07 21:18:51,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:18:51,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:18:51,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:18:51,277 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-07 21:18:51,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-07 21:18:53,383 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1370 statements into 1 equivalence classes. [2025-02-07 21:18:54,088 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1370 of 1370 statements. [2025-02-07 21:18:54,089 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:18:54,089 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:18:54,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 5790 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-07 21:18:54,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 21:18:54,253 INFO L134 CoverageAnalysis]: Checked inductivity of 87780 backedges. 1460 proven. 0 refuted. 0 times theorem prover too weak. 86320 trivial. 0 not checked. [2025-02-07 21:18:54,254 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 21:18:54,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [415806674] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:18:54,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-07 21:18:54,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 4 [2025-02-07 21:18:54,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465387750] [2025-02-07 21:18:54,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:18:54,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 21:18:54,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:18:54,258 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 21:18:54,258 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 21:18:54,258 INFO L87 Difference]: Start difference. First operand 1079 states and 1536 transitions. Second operand has 4 states, 4 states have (on average 81.0) internal successors, (324), 4 states have internal predecessors, (324), 2 states have call successors, (213), 2 states have call predecessors, (213), 3 states have return successors, (212), 2 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:18:56,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:18:56,062 INFO L93 Difference]: Finished difference Result 1450 states and 2017 transitions. [2025-02-07 21:18:56,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 21:18:56,063 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 81.0) internal successors, (324), 4 states have internal predecessors, (324), 2 states have call successors, (213), 2 states have call predecessors, (213), 3 states have return successors, (212), 2 states have call predecessors, (212), 2 states have call successors, (212) Word has length 1370 [2025-02-07 21:18:56,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:18:56,077 INFO L225 Difference]: With dead ends: 1450 [2025-02-07 21:18:56,078 INFO L226 Difference]: Without dead ends: 1077 [2025-02-07 21:18:56,080 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1374 GetRequests, 1371 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-07 21:18:56,080 INFO L435 NwaCegarLoop]: 1214 mSDtfsCounter, 1 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3001 SdHoareTripleChecker+Invalid, 1596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2025-02-07 21:18:56,080 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3001 Invalid, 1596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2025-02-07 21:18:56,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2025-02-07 21:18:56,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 1075. [2025-02-07 21:18:56,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1075 states, 684 states have (on average 1.121345029239766) internal successors, (767), 685 states have internal predecessors, (767), 381 states have call successors, (381), 9 states have call predecessors, (381), 9 states have return successors, (380), 380 states have call predecessors, (380), 380 states have call successors, (380) [2025-02-07 21:18:56,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 1075 states and 1528 transitions. [2025-02-07 21:18:56,166 INFO L78 Accepts]: Start accepts. Automaton has 1075 states and 1528 transitions. Word has length 1370 [2025-02-07 21:18:56,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:18:56,172 INFO L471 AbstractCegarLoop]: Abstraction has 1075 states and 1528 transitions. [2025-02-07 21:18:56,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 81.0) internal successors, (324), 4 states have internal predecessors, (324), 2 states have call successors, (213), 2 states have call predecessors, (213), 3 states have return successors, (212), 2 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:18:56,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1528 transitions. [2025-02-07 21:18:56,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1400 [2025-02-07 21:18:56,185 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:18:56,185 INFO L218 NwaCegarLoop]: trace histogram [209, 209, 209, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:18:56,203 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-07 21:18:56,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:18:56,386 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:18:56,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:18:56,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1386778085, now seen corresponding path program 1 times [2025-02-07 21:18:56,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:18:56,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614574113] [2025-02-07 21:18:56,389 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:18:56,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:18:57,706 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1399 statements into 1 equivalence classes. [2025-02-07 21:18:57,995 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1399 of 1399 statements. [2025-02-07 21:18:58,000 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:18:58,000 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:18:59,015 INFO L134 CoverageAnalysis]: Checked inductivity of 86950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86950 trivial. 0 not checked. [2025-02-07 21:18:59,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:18:59,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614574113] [2025-02-07 21:18:59,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614574113] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:18:59,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:18:59,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 21:18:59,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853255313] [2025-02-07 21:18:59,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:18:59,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-07 21:18:59,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:18:59,018 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-07 21:18:59,018 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:18:59,018 INFO L87 Difference]: Start difference. First operand 1075 states and 1528 transitions. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 2 states have call successors, (215), 2 states have call predecessors, (215), 2 states have return successors, (214), 2 states have call predecessors, (214), 2 states have call successors, (214) [2025-02-07 21:18:59,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:18:59,051 INFO L93 Difference]: Finished difference Result 1109 states and 1561 transitions. [2025-02-07 21:18:59,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-07 21:18:59,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 2 states have call successors, (215), 2 states have call predecessors, (215), 2 states have return successors, (214), 2 states have call predecessors, (214), 2 states have call successors, (214) Word has length 1399 [2025-02-07 21:18:59,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:18:59,056 INFO L225 Difference]: With dead ends: 1109 [2025-02-07 21:18:59,056 INFO L226 Difference]: Without dead ends: 0 [2025-02-07 21:18:59,058 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:18:59,059 INFO L435 NwaCegarLoop]: 1112 mSDtfsCounter, 0 mSDsluCounter, 1107 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2219 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-07 21:18:59,060 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2219 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:18:59,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-07 21:18:59,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-07 21:18:59,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:18:59,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-07 21:18:59,062 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1399 [2025-02-07 21:18:59,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:18:59,062 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-07 21:18:59,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 2 states have call successors, (215), 2 states have call predecessors, (215), 2 states have return successors, (214), 2 states have call predecessors, (214), 2 states have call successors, (214) [2025-02-07 21:18:59,062 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-07 21:18:59,063 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:18:59,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 21:18:59,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-07 21:18:59,069 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-02-07 21:18:59,070 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-07 21:18:59,902 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:18:59,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:18:59 BoogieIcfgContainer [2025-02-07 21:18:59,914 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:18:59,915 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:18:59,915 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:18:59,915 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:18:59,915 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:18:40" (3/4) ... [2025-02-07 21:18:59,916 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_trans [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_cmd_forward [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t2 [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t0 [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t1 [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assert [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_speed [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read___startrek_current_priority [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_obstacle_flag [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_cmd_forward [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_count [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_obstacle_flag [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-07 21:18:59,921 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_gyro_sensor [2025-02-07 21:18:59,922 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_cmd_turn [2025-02-07 21:18:59,922 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write___startrek_current_priority [2025-02-07 21:18:59,922 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:18:59,922 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:18:59,922 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:18:59,922 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_systick_ms [2025-02-07 21:18:59,922 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_get_count [2025-02-07 21:18:59,922 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:18:59,922 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_cmd_turn [2025-02-07 21:19:00,015 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2025-02-07 21:19:00,027 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-02-07 21:19:00,034 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:19:00,038 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:19:00,421 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:19:00,421 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:19:00,422 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:19:00,423 INFO L158 Benchmark]: Toolchain (without parser) took 31549.86ms. Allocated memory was 142.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 106.4MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 772.7MB. Max. memory is 16.1GB. [2025-02-07 21:19:00,423 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 201.3MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:19:00,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 835.99ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 106.4MB in the beginning and 82.4MB in the end (delta: 24.0MB). Peak memory consumption was 96.6MB. Max. memory is 16.1GB. [2025-02-07 21:19:00,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 429.13ms. Allocated memory was 151.0MB in the beginning and 402.7MB in the end (delta: 251.7MB). Free memory was 82.4MB in the beginning and 289.1MB in the end (delta: -206.7MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2025-02-07 21:19:00,424 INFO L158 Benchmark]: Boogie Preprocessor took 539.67ms. Allocated memory was 402.7MB in the beginning and 335.5MB in the end (delta: -67.1MB). Free memory was 289.1MB in the beginning and 186.6MB in the end (delta: 102.4MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2025-02-07 21:19:00,425 INFO L158 Benchmark]: IcfgBuilder took 9467.14ms. Allocated memory was 335.5MB in the beginning and 771.8MB in the end (delta: 436.2MB). Free memory was 186.6MB in the beginning and 383.2MB in the end (delta: -196.5MB). Peak memory consumption was 261.4MB. Max. memory is 16.1GB. [2025-02-07 21:19:00,425 INFO L158 Benchmark]: TraceAbstraction took 19764.42ms. Allocated memory was 771.8MB in the beginning and 2.1GB in the end (delta: 1.4GB). Free memory was 383.2MB in the beginning and 1.5GB in the end (delta: -1.1GB). Peak memory consumption was 266.7MB. Max. memory is 16.1GB. [2025-02-07 21:19:00,425 INFO L158 Benchmark]: Witness Printer took 507.02ms. Allocated memory is still 2.1GB. Free memory was 1.5GB in the beginning and 1.3GB in the end (delta: 159.2MB). Peak memory consumption was 159.4MB. Max. memory is 16.1GB. [2025-02-07 21:19:00,426 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 201.3MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 835.99ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 106.4MB in the beginning and 82.4MB in the end (delta: 24.0MB). Peak memory consumption was 96.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 429.13ms. Allocated memory was 151.0MB in the beginning and 402.7MB in the end (delta: 251.7MB). Free memory was 82.4MB in the beginning and 289.1MB in the end (delta: -206.7MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 539.67ms. Allocated memory was 402.7MB in the beginning and 335.5MB in the end (delta: -67.1MB). Free memory was 289.1MB in the beginning and 186.6MB in the end (delta: 102.4MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * IcfgBuilder took 9467.14ms. Allocated memory was 335.5MB in the beginning and 771.8MB in the end (delta: 436.2MB). Free memory was 186.6MB in the beginning and 383.2MB in the end (delta: -196.5MB). Peak memory consumption was 261.4MB. Max. memory is 16.1GB. * TraceAbstraction took 19764.42ms. Allocated memory was 771.8MB in the beginning and 2.1GB in the end (delta: 1.4GB). Free memory was 383.2MB in the beginning and 1.5GB in the end (delta: -1.1GB). Peak memory consumption was 266.7MB. Max. memory is 16.1GB. * Witness Printer took 507.02ms. Allocated memory is still 2.1GB. Free memory was 1.5GB in the beginning and 1.3GB in the end (delta: 159.2MB). Peak memory consumption was 159.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 39]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok2.i","-S") [39] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 46]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 3381 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.8s, OverallIterations: 3, TraceHistogramMax: 210, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 10208 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2894 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1596 IncrementalHoareTripleChecker+Invalid, 1600 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 7314 mSDtfsCounter, 1596 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2748 GetRequests, 2744 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3312occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 6879 NumberOfCodeBlocks, 6879 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 6874 ConstructedInterpolants, 0 QuantifiedInterpolants, 6890 SizeOfPredicates, 0 NumberOfNonLiveVariables, 11580 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 437649/438070 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 352]: Location Invariant Derived location invariant: 0 RESULT: Ultimate proved your program to be correct! [2025-02-07 21:19:00,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE