./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_aso.3.M4.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.3.M4.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 88c381f80ede07771f395015e897371ba8d778e07b9cc24c64e290568f2e97f7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:18:47,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:18:47,707 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:18:47,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:18:47,717 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:18:47,740 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:18:47,741 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:18:47,741 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:18:47,741 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:18:47,741 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:18:47,741 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:18:47,741 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:18:47,742 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:18:47,742 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:18:47,742 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:18:47,744 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:18:47,744 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:18:47,745 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:18:47,745 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:18:47,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:18:47,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:18:47,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:18:47,745 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:18:47,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:18:47,746 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:18:47,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:18:47,746 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:18:47,746 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:18:47,746 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:18:47,746 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:18:47,746 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 -> 88c381f80ede07771f395015e897371ba8d778e07b9cc24c64e290568f2e97f7 [2025-02-07 21:18:47,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:18:47,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:18:48,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:18:48,002 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:18:48,002 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:18:48,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.3.M4.c [2025-02-07 21:18:49,214 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8acb64ecc/780bcc9f77db49329dc856a9675982d3/FLAG7d03c1be2 [2025-02-07 21:18:49,587 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:18:49,588 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.3.M4.c [2025-02-07 21:18:49,606 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8acb64ecc/780bcc9f77db49329dc856a9675982d3/FLAG7d03c1be2 [2025-02-07 21:18:49,787 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8acb64ecc/780bcc9f77db49329dc856a9675982d3 [2025-02-07 21:18:49,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:18:49,790 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:18:49,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:18:49,791 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:18:49,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:18:49,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:18:49" (1/1) ... [2025-02-07 21:18:49,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59b0b44a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:49, skipping insertion in model container [2025-02-07 21:18:49,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:18:49" (1/1) ... [2025-02-07 21:18:49,836 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:18:49,950 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.3.M4.c[1806,1819] [2025-02-07 21:18:50,336 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:18:50,413 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:18:50,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.bug3.i","-S") [39] [2025-02-07 21:18:50,424 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.3.M4.c[1806,1819] [2025-02-07 21:18:50,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:18:50,709 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:18:50,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50 WrapperNode [2025-02-07 21:18:50,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:18:50,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:18:50,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:18:50,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:18:50,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:50,786 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,100 INFO L138 Inliner]: procedures = 70, calls = 5779, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12680 [2025-02-07 21:18:51,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:18:51,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:18:51,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:18:51,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:18:51,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,160 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,330 INFO L175 MemorySlicer]: Split 4205 memory accesses to 27 slices as follows [8, 2, 8, 2, 379, 455, 113, 113, 186, 7, 203, 186, 203, 186, 203, 186, 203, 4, 186, 203, 186, 203, 186, 203, 186, 203, 2]. 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, 27, 27, 27, 27, 27, 0, 27, 27, 27, 27, 27, 27, 27, 27, 0]. The 577 writes are split as follows [4, 1, 4, 0, 27, 27, 27, 27, 31, 3, 26, 31, 26, 31, 26, 31, 26, 0, 31, 26, 31, 26, 31, 26, 31, 26, 1]. [2025-02-07 21:18:51,330 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,500 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:18:51,606 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:18:51,607 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:18:51,607 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:18:51,608 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (1/1) ... [2025-02-07 21:18:51,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:18:51,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:18:51,635 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 21:18:51,639 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 21:18:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:18:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2025-02-07 21:18:51,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2025-02-07 21:18:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-02-07 21:18:51,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-02-07 21:18:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:18:51,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:18:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 21:18:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-02-07 21:18:51,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-02-07 21:18:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-02-07 21:18:51,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-02-07 21:18:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2025-02-07 21:18:51,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2025-02-07 21:18:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-02-07 21:18:51,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-02-07 21:18:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 21:18:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 21:18:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 21:18:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 21:18:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 21:18:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 21:18:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 21:18:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 21:18:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 21:18:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 21:18:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 21:18:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 21:18:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 21:18:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 21:18:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-07 21:18:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-07 21:18:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-07 21:18:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-07 21:18:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-07 21:18:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-02-07 21:18:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-02-07 21:18:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-02-07 21:18:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_version [2025-02-07 21:18:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_version [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-02-07 21:18:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2025-02-07 21:18:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2025-02-07 21:18:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:18:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_version [2025-02-07 21:18:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_version [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:18:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:18:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2025-02-07 21:18:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 21:18:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-02-07 21:18:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-02-07 21:18:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2025-02-07 21:18:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2025-02-07 21:18:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-07 21:18:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 21:18:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 21:18:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 21:18:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 21:18:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 21:18:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 21:18:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 21:18:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 21:18:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 21:18:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 21:18:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 21:18:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 21:18:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-07 21:18:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-07 21:18:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-07 21:18:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-07 21:18:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:18:51,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-02-07 21:18:51,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-02-07 21:18:51,666 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:18:51,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2025-02-07 21:18:51,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2025-02-07 21:18:52,295 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:18:52,298 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:18:52,608 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L259: assume { :end_inline_balance_init } true; [2025-02-07 21:18:52,608 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L301: call OSEK_Task_ts1_#t~mem47#1 := read~int#26(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset, 1); [2025-02-07 21:18:52,608 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L301-1: SUMMARY for call nxt_motor_set_speed(0, OSEK_Task_ts1_#t~mem46#1, 1); srcloc: null [2025-02-07 21:18:52,609 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L260: SUMMARY for call nxt_motor_set_count(0, 0); srcloc: null [2025-02-07 21:18:52,609 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L302: SUMMARY for call nxt_motor_set_speed(1, OSEK_Task_ts1_#t~mem47#1, 1); srcloc: null [2025-02-07 21:18:52,609 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236: 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 21:18:52,609 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L294: 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 21:18:52,609 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: SUMMARY for call nxt_motor_set_count(1, 0); srcloc: null [2025-02-07 21:18:52,609 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#1(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, 1); [2025-02-07 21:18:52,609 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L295: 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 21:18:52,609 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L295-1: SUMMARY for call OSEK_Task_ts1_#t~ret43#1 := nxt_motor_get_count(1); srcloc: null [2025-02-07 21:18:52,609 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L262: ~cal_start_time~0 := OSEK_Task_ts1_#t~ret34#1; [2025-02-07 21:18:52,609 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L262-1: SUMMARY for call OSEK_Task_ts1_#t~ret34#1 := ecrobot_get_systick_ms(); srcloc: null [2025-02-07 21:18:52,610 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L296: 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 21:18:52,610 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L296-1: SUMMARY for call OSEK_Task_ts1_#t~ret44#1 := nxt_motor_get_count(0); srcloc: null [2025-02-07 21:18:52,610 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: SUMMARY for call __startrek_write_nxtway_gs_mode(1); srcloc: null [2025-02-07 21:18:52,610 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272: 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 21:18:52,610 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L297: 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#2(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#2(~ud_psi~0, balance_control_~#tmp_theta_0~0#1.base, 4 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#2(~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#2(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#2(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#17(~#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#2(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#17(~#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#2(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#17(~#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#2(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#17(~#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;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#1((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#26((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 21:18:52,611 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L297-1: SUMMARY for call OSEK_Task_ts1_#t~ret45#1 := ecrobot_get_gyro_sensor(3); srcloc: null [2025-02-07 21:18:52,611 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273: SUMMARY for call __startrek_write_nxtway_gs_mode(2); srcloc: null [2025-02-07 21:18:52,653 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L337: SUMMARY for call __startrek_write_version(1 + (if OSEK_Task_ts2_~tmp~6#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp~6#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp~6#1 % 256 % 4294967296 - 4294967296)); srcloc: null [2025-02-07 21:18:52,653 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L333: SUMMARY for call __startrek_write_obstacle_flag(1); srcloc: null [2025-02-07 21:18:52,653 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L334: SUMMARY for call __startrek_write_cmd_forward(-100); srcloc: null [2025-02-07 21:18:52,653 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L335: SUMMARY for call __startrek_write_cmd_turn(0); srcloc: null [2025-02-07 21:18:52,653 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L331: 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___1~2#1 := OSEK_Task_ts2_#t~ret50#1;havoc OSEK_Task_ts2_#t~ret50#1; [2025-02-07 21:18:52,653 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L336: OSEK_Task_ts2_~tmp~6#1 := OSEK_Task_ts2_#t~ret51#1;havoc OSEK_Task_ts2_#t~ret51#1; [2025-02-07 21:18:52,653 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L336-1: SUMMARY for call OSEK_Task_ts2_#t~ret51#1 := __startrek_read_version(); srcloc: null [2025-02-07 21:18:52,653 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L332: assume (if OSEK_Task_ts2_~tmp___1~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___1~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___1~2#1 % 256 % 4294967296 - 4294967296) <= 25; [2025-02-07 21:18:52,654 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L332: assume !((if OSEK_Task_ts2_~tmp___1~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___1~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___1~2#1 % 256 % 4294967296 - 4294967296) <= 25); [2025-02-07 21:18:52,683 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L380: assume -128 <= OSEK_Task_ts3_#t~ret60#1 && OSEK_Task_ts3_#t~ret60#1 <= 127;OSEK_Task_ts3_~tmp___3~1#1 := OSEK_Task_ts3_#t~ret60#1;havoc OSEK_Task_ts3_#t~ret60#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___3~1#1, OSEK_Task_ts3_~tmp___2~1#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 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L380-1: SUMMARY for call OSEK_Task_ts3_#t~ret60#1 := __startrek_read_cmd_forward(); srcloc: null [2025-02-07 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L374: OSEK_Task_ts3_~wrote~0#1 := 1; [2025-02-07 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L374-1: SUMMARY for call __startrek_write_version(1 + (if OSEK_Task_ts3_~tmp___0~3#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts3_~tmp___0~3#1 % 256 % 4294967296 else OSEK_Task_ts3_~tmp___0~3#1 % 256 % 4294967296 - 4294967296)); srcloc: null [2025-02-07 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L372: havoc OSEK_Task_ts3_#t~mem57#1; [2025-02-07 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L372-1: SUMMARY for call __startrek_write_cmd_turn((if OSEK_Task_ts3_#t~mem57#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem57#1 % 256 % 256 else OSEK_Task_ts3_#t~mem57#1 % 256 % 256 - 256)); srcloc: null [2025-02-07 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L368: 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 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L366: 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 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L381: 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 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L379: assume -128 <= OSEK_Task_ts3_#t~ret59#1 && OSEK_Task_ts3_#t~ret59#1 <= 127;OSEK_Task_ts3_~tmp___2~1#1 := OSEK_Task_ts3_#t~ret59#1;havoc OSEK_Task_ts3_#t~ret59#1; [2025-02-07 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L379-1: SUMMARY for call OSEK_Task_ts3_#t~ret59#1 := __startrek_read_cmd_turn(); srcloc: null [2025-02-07 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L377: 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 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L377-1: 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 21:18:52,684 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L373: OSEK_Task_ts3_~tmp___0~3#1 := OSEK_Task_ts3_#t~ret58#1;havoc OSEK_Task_ts3_#t~ret58#1; [2025-02-07 21:18:52,685 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L373-1: SUMMARY for call OSEK_Task_ts3_#t~ret58#1 := __startrek_read_version(); srcloc: null [2025-02-07 21:18:52,685 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L371: havoc OSEK_Task_ts3_#t~mem56#1;call OSEK_Task_ts3_#t~mem57#1 := read~int#9(~#bt_receive_buf~0.base, 1 + ~#bt_receive_buf~0.offset, 1); [2025-02-07 21:18:52,685 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L371-1: SUMMARY for call __startrek_write_cmd_forward((if -(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) % 256 <= 127 then -(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) % 256 else -(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) % 256 - 256)); srcloc: null [2025-02-07 21:18:52,685 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L369: OSEK_Task_ts3_~tmp___1~3#1 := (if 0 == OSEK_Task_ts3_#t~ret55#1 % 256 then 0 else 1); [2025-02-07 21:18:52,685 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L369-1: SUMMARY for call OSEK_Task_ts3_#t~ret55#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:18:52,685 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-1: assume 0 != OSEK_Task_ts3_~wrote~0#1 % 256; [2025-02-07 21:18:52,685 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-1: assume !(0 != OSEK_Task_ts3_~wrote~0#1 % 256); [2025-02-07 21:18:52,685 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-2: assume 0 == OSEK_Task_ts3_~tmp___1~3#1 % 256;call OSEK_Task_ts3_#t~mem56#1 := read~int#9(~#bt_receive_buf~0.base, ~#bt_receive_buf~0.offset, 1); [2025-02-07 21:18:52,685 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-2: assume !(0 == OSEK_Task_ts3_~tmp___1~3#1 % 256); [2025-02-07 21:19:02,342 INFO L? ?]: Removed 395 outVars from TransFormulas that were not future-live. [2025-02-07 21:19:02,342 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:19:02,414 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:19:02,414 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:19:02,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:19:02 BoogieIcfgContainer [2025-02-07 21:19:02,415 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:19:02,416 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:19:02,416 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:19:02,420 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:19:02,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:18:49" (1/3) ... [2025-02-07 21:19:02,421 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e344833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:19:02, skipping insertion in model container [2025-02-07 21:19:02,421 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:50" (2/3) ... [2025-02-07 21:19:02,422 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e344833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:19:02, skipping insertion in model container [2025-02-07 21:19:02,422 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:19:02" (3/3) ... [2025-02-07 21:19:02,423 INFO L128 eAbstractionObserver]: Analyzing ICFG rekh_aso.3.M4.c [2025-02-07 21:19:02,433 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:19:02,436 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekh_aso.3.M4.c that has 27 procedures, 3410 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 21:19:02,549 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:19:02,557 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;@4da006c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:19:02,558 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:19:02,569 INFO L276 IsEmpty]: Start isEmpty. Operand has 3368 states, 1815 states have (on average 1.177961432506887) internal successors, (2138), 1956 states have internal predecessors, (2138), 1477 states have call successors, (1477), 20 states have call predecessors, (1477), 20 states have return successors, (1477), 1380 states have call predecessors, (1477), 1477 states have call successors, (1477) [2025-02-07 21:19:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1373 [2025-02-07 21:19:02,645 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:19:02,646 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, 1, 1] [2025-02-07 21:19:02,647 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:19:02,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:19:02,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1663016018, now seen corresponding path program 1 times [2025-02-07 21:19:02,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:19:02,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153499042] [2025-02-07 21:19:02,659 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:02,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:19:04,180 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1372 statements into 1 equivalence classes. [2025-02-07 21:19:04,369 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1372 of 1372 statements. [2025-02-07 21:19:04,373 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:04,373 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:05,537 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 21:19:05,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:19:05,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153499042] [2025-02-07 21:19:05,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153499042] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-07 21:19:05,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49230088] [2025-02-07 21:19:05,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:05,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:19:05,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:19:05,545 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 21:19:05,547 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 21:19:07,775 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1372 statements into 1 equivalence classes. [2025-02-07 21:19:08,331 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1372 of 1372 statements. [2025-02-07 21:19:08,331 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:08,331 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:08,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 5913 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-07 21:19:08,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 21:19:08,474 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 21:19:08,475 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 21:19:08,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [49230088] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:19:08,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-07 21:19:08,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-07 21:19:08,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737191767] [2025-02-07 21:19:08,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:19:08,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-07 21:19:08,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:19:08,504 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-07 21:19:08,504 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:19:08,512 INFO L87 Difference]: Start difference. First operand has 3368 states, 1815 states have (on average 1.177961432506887) internal successors, (2138), 1956 states have internal predecessors, (2138), 1477 states have call successors, (1477), 20 states have call predecessors, (1477), 20 states have return successors, (1477), 1380 states have call predecessors, (1477), 1477 states have call successors, (1477) Second operand has 2 states, 2 states have (on average 160.5) internal successors, (321), 2 states have internal predecessors, (321), 2 states have call successors, (214), 2 states have call predecessors, (214), 1 states have return successors, (212), 1 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:19:08,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:19:08,773 INFO L93 Difference]: Finished difference Result 6702 states and 11603 transitions. [2025-02-07 21:19:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-07 21:19:08,775 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 160.5) internal successors, (321), 2 states have internal predecessors, (321), 2 states have call successors, (214), 2 states have call predecessors, (214), 1 states have return successors, (212), 1 states have call predecessors, (212), 2 states have call successors, (212) Word has length 1372 [2025-02-07 21:19:08,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:19:08,799 INFO L225 Difference]: With dead ends: 6702 [2025-02-07 21:19:08,799 INFO L226 Difference]: Without dead ends: 1089 [2025-02-07 21:19:08,861 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1373 GetRequests, 1373 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 21:19:08,865 INFO L435 NwaCegarLoop]: 5078 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, 5078 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 21:19:08,866 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5078 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:19:08,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1089 states. [2025-02-07 21:19:09,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1089 to 1089. [2025-02-07 21:19:09,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1089 states, 691 states have (on average 1.1230101302460203) internal successors, (776), 692 states have internal predecessors, (776), 387 states have call successors, (387), 10 states have call predecessors, (387), 10 states have return successors, (386), 386 states have call predecessors, (386), 386 states have call successors, (386) [2025-02-07 21:19:09,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 1089 states and 1549 transitions. [2025-02-07 21:19:09,392 INFO L78 Accepts]: Start accepts. Automaton has 1089 states and 1549 transitions. Word has length 1372 [2025-02-07 21:19:09,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:19:09,394 INFO L471 AbstractCegarLoop]: Abstraction has 1089 states and 1549 transitions. [2025-02-07 21:19:09,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 160.5) internal successors, (321), 2 states have internal predecessors, (321), 2 states have call successors, (214), 2 states have call predecessors, (214), 1 states have return successors, (212), 1 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:19:09,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1549 transitions. [2025-02-07 21:19:09,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1373 [2025-02-07 21:19:09,454 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:19:09,454 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, 1, 1] [2025-02-07 21:19:09,473 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 21:19:09,659 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 21:19:09,660 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:19:09,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:19:09,662 INFO L85 PathProgramCache]: Analyzing trace with hash -213674954, now seen corresponding path program 1 times [2025-02-07 21:19:09,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:19:09,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367917815] [2025-02-07 21:19:09,662 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:09,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:19:10,804 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1372 statements into 1 equivalence classes. [2025-02-07 21:19:11,085 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1372 of 1372 statements. [2025-02-07 21:19:11,085 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:11,085 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:13,083 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 21:19:13,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:19:13,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367917815] [2025-02-07 21:19:13,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367917815] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-07 21:19:13,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1274313207] [2025-02-07 21:19:13,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:13,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:19:13,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:19:13,087 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 21:19:13,089 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 21:19:15,101 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1372 statements into 1 equivalence classes. [2025-02-07 21:19:15,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1372 of 1372 statements. [2025-02-07 21:19:15,651 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:15,651 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:15,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 5913 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-07 21:19:15,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 21:19:15,778 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 21:19:15,779 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 21:19:15,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1274313207] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:19:15,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-07 21:19:15,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 4 [2025-02-07 21:19:15,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528715576] [2025-02-07 21:19:15,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:19:15,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 21:19:15,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:19:15,783 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 21:19:15,783 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 21:19:15,783 INFO L87 Difference]: Start difference. First operand 1089 states and 1549 transitions. Second operand has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 2 states have call successors, (214), 2 states have call predecessors, (214), 3 states have return successors, (212), 2 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:19:17,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:19:17,189 INFO L93 Difference]: Finished difference Result 2176 states and 3124 transitions. [2025-02-07 21:19:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 21:19:17,190 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 2 states have call successors, (214), 2 states have call predecessors, (214), 3 states have return successors, (212), 2 states have call predecessors, (212), 2 states have call successors, (212) Word has length 1372 [2025-02-07 21:19:17,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:19:17,202 INFO L225 Difference]: With dead ends: 2176 [2025-02-07 21:19:17,202 INFO L226 Difference]: Without dead ends: 1087 [2025-02-07 21:19:17,207 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1376 GetRequests, 1373 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 21:19:17,207 INFO L435 NwaCegarLoop]: 1227 mSDtfsCounter, 1 mSDsluCounter, 1813 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3040 SdHoareTripleChecker+Invalid, 1596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-02-07 21:19:17,208 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3040 Invalid, 1596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-02-07 21:19:17,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1087 states. [2025-02-07 21:19:17,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1087 to 1085. [2025-02-07 21:19:17,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1085 states, 689 states have (on average 1.1204644412191582) internal successors, (772), 690 states have internal predecessors, (772), 385 states have call successors, (385), 10 states have call predecessors, (385), 10 states have return successors, (384), 384 states have call predecessors, (384), 384 states have call successors, (384) [2025-02-07 21:19:17,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1541 transitions. [2025-02-07 21:19:17,275 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1541 transitions. Word has length 1372 [2025-02-07 21:19:17,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:19:17,278 INFO L471 AbstractCegarLoop]: Abstraction has 1085 states and 1541 transitions. [2025-02-07 21:19:17,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 2 states have call successors, (214), 2 states have call predecessors, (214), 3 states have return successors, (212), 2 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:19:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1541 transitions. [2025-02-07 21:19:17,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1402 [2025-02-07 21:19:17,291 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:19:17,291 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, 1, 1] [2025-02-07 21:19:17,314 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 21:19:17,492 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 21:19:17,493 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:19:17,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:19:17,494 INFO L85 PathProgramCache]: Analyzing trace with hash -241299091, now seen corresponding path program 1 times [2025-02-07 21:19:17,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:19:17,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761148486] [2025-02-07 21:19:17,494 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:17,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:19:18,606 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1401 statements into 1 equivalence classes. [2025-02-07 21:19:18,815 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1401 of 1401 statements. [2025-02-07 21:19:18,818 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:18,818 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:19,591 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 21:19:19,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:19:19,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761148486] [2025-02-07 21:19:19,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761148486] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:19:19,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:19:19,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 21:19:19,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095374027] [2025-02-07 21:19:19,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:19:19,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-07 21:19:19,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:19:19,595 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-07 21:19:19,595 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:19:19,595 INFO L87 Difference]: Start difference. First operand 1085 states and 1541 transitions. Second operand has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 2 states have call successors, (216), 2 states have call predecessors, (216), 2 states have return successors, (214), 2 states have call predecessors, (214), 2 states have call successors, (214) [2025-02-07 21:19:19,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:19:19,633 INFO L93 Difference]: Finished difference Result 1827 states and 2655 transitions. [2025-02-07 21:19:19,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-07 21:19:19,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 2 states have call successors, (216), 2 states have call predecessors, (216), 2 states have return successors, (214), 2 states have call predecessors, (214), 2 states have call successors, (214) Word has length 1401 [2025-02-07 21:19:19,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:19:19,642 INFO L225 Difference]: With dead ends: 1827 [2025-02-07 21:19:19,642 INFO L226 Difference]: Without dead ends: 0 [2025-02-07 21:19:19,649 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 21:19:19,650 INFO L435 NwaCegarLoop]: 1114 mSDtfsCounter, 0 mSDsluCounter, 1109 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2223 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 21:19:19,650 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2223 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:19:19,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-07 21:19:19,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-07 21:19:19,651 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 21:19:19,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-07 21:19:19,653 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1401 [2025-02-07 21:19:19,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:19:19,653 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-07 21:19:19,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 2 states have call successors, (216), 2 states have call predecessors, (216), 2 states have return successors, (214), 2 states have call predecessors, (214), 2 states have call successors, (214) [2025-02-07 21:19:19,654 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-07 21:19:19,655 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:19:19,656 INFO L782 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 21:19:19,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-07 21:19:19,659 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-02-07 21:19:19,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-07 21:19:20,680 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:19:20,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:19:20 BoogieIcfgContainer [2025-02-07 21:19:20,699 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:19:20,699 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:19:20,699 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:19:20,699 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:19:20,700 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:19:02" (3/4) ... [2025-02-07 21:19:20,702 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:19:20,707 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_hyperperiod [2025-02-07 21:19:20,707 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_cmd_forward [2025-02-07 21:19:20,707 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t2 [2025-02-07 21:19:20,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:19:20,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t0 [2025-02-07 21:19:20,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t1 [2025-02-07 21:19:20,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assert [2025-02-07 21:19:20,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_speed [2025-02-07 21:19:20,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read___startrek_current_priority [2025-02-07 21:19:20,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_obstacle_flag [2025-02-07 21:19:20,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_cmd_forward [2025-02-07 21:19:20,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_count [2025-02-07 21:19:20,709 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_obstacle_flag [2025-02-07 21:19:20,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-07 21:19:20,711 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_version [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_gyro_sensor [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_cmd_turn [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write___startrek_current_priority [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_version [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_systick_ms [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_get_count [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:19:20,712 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_cmd_turn [2025-02-07 21:19:20,803 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2025-02-07 21:19:20,823 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-02-07 21:19:20,829 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 21:19:20,834 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:19:21,177 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:19:21,178 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:19:21,178 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:19:21,180 INFO L158 Benchmark]: Toolchain (without parser) took 31388.50ms. Allocated memory was 142.6MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 105.2MB in the beginning and 878.6MB in the end (delta: -773.4MB). Peak memory consumption was 897.7MB. Max. memory is 16.1GB. [2025-02-07 21:19:21,180 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 127.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:19:21,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 919.90ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 105.2MB in the beginning and 80.6MB in the end (delta: 24.6MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. [2025-02-07 21:19:21,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 389.62ms. Allocated memory was 151.0MB in the beginning and 335.5MB in the end (delta: 184.5MB). Free memory was 80.6MB in the beginning and 223.5MB in the end (delta: -143.0MB). Peak memory consumption was 78.2MB. Max. memory is 16.1GB. [2025-02-07 21:19:21,181 INFO L158 Benchmark]: Boogie Preprocessor took 503.72ms. Allocated memory is still 335.5MB. Free memory was 223.5MB in the beginning and 174.6MB in the end (delta: 48.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2025-02-07 21:19:21,181 INFO L158 Benchmark]: IcfgBuilder took 10808.59ms. Allocated memory was 335.5MB in the beginning and 536.9MB in the end (delta: 201.3MB). Free memory was 174.5MB in the beginning and 159.4MB in the end (delta: 15.1MB). Peak memory consumption was 297.4MB. Max. memory is 16.1GB. [2025-02-07 21:19:21,181 INFO L158 Benchmark]: TraceAbstraction took 18282.30ms. Allocated memory was 536.9MB in the beginning and 1.8GB in the end (delta: 1.3GB). Free memory was 159.4MB in the beginning and 1.0GB in the end (delta: -877.9MB). Peak memory consumption was 405.6MB. Max. memory is 16.1GB. [2025-02-07 21:19:21,181 INFO L158 Benchmark]: Witness Printer took 478.95ms. Allocated memory is still 1.8GB. Free memory was 1.0GB in the beginning and 878.6MB in the end (delta: 158.7MB). Peak memory consumption was 159.4MB. Max. memory is 16.1GB. [2025-02-07 21:19:21,182 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 127.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 919.90ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 105.2MB in the beginning and 80.6MB in the end (delta: 24.6MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 389.62ms. Allocated memory was 151.0MB in the beginning and 335.5MB in the end (delta: 184.5MB). Free memory was 80.6MB in the beginning and 223.5MB in the end (delta: -143.0MB). Peak memory consumption was 78.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 503.72ms. Allocated memory is still 335.5MB. Free memory was 223.5MB in the beginning and 174.6MB in the end (delta: 48.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * IcfgBuilder took 10808.59ms. Allocated memory was 335.5MB in the beginning and 536.9MB in the end (delta: 201.3MB). Free memory was 174.5MB in the beginning and 159.4MB in the end (delta: 15.1MB). Peak memory consumption was 297.4MB. Max. memory is 16.1GB. * TraceAbstraction took 18282.30ms. Allocated memory was 536.9MB in the beginning and 1.8GB in the end (delta: 1.3GB). Free memory was 159.4MB in the beginning and 1.0GB in the end (delta: -877.9MB). Peak memory consumption was 405.6MB. Max. memory is 16.1GB. * Witness Printer took 478.95ms. Allocated memory is still 1.8GB. Free memory was 1.0GB in the beginning and 878.6MB in the end (delta: 158.7MB). 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.bug3.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 27 procedures, 3410 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.2s, OverallIterations: 3, TraceHistogramMax: 210, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 10341 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2922 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1596 IncrementalHoareTripleChecker+Invalid, 1600 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 7419 mSDtfsCounter, 1596 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2752 GetRequests, 2748 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3368occurred 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: 0.6s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 6889 NumberOfCodeBlocks, 6889 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 6884 ConstructedInterpolants, 0 QuantifiedInterpolants, 6900 SizeOfPredicates, 0 NumberOfNonLiveVariables, 11826 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: 360]: Location Invariant Derived location invariant: 0 RESULT: Ultimate proved your program to be correct! [2025-02-07 21:19:21,274 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE