./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_nxt.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_nxt.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 5816b6ee4c54982d6c4f363e51f69070026ee50b2ef95cedbe859f62dcbecd24 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:19:32,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:19:32,786 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:19:32,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:19:32,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:19:32,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:19:32,815 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:19:32,815 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:19:32,815 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:19:32,816 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:19:32,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:19:32,816 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:19:32,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:19:32,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:19:32,816 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:19:32,816 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:19:32,816 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:19:32,816 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:19:32,817 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:19:32,817 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:19:32,818 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:19:32,818 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:19:32,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:19:32,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:19:32,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:19:32,818 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:19:32,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:19:32,818 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:19:32,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:19:32,818 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:19:32,818 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:19:32,819 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:19:32,819 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:19:32,819 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 -> 5816b6ee4c54982d6c4f363e51f69070026ee50b2ef95cedbe859f62dcbecd24 [2025-02-07 21:19:33,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:19:33,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:19:33,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:19:33,015 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:19:33,015 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:19:33,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_nxt.3.M4.c [2025-02-07 21:19:34,225 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2560f55e6/38982bb2111d4648b8e779c375168b2d/FLAGcde6b9cd5 [2025-02-07 21:19:34,559 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:19:34,562 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_nxt.3.M4.c [2025-02-07 21:19:34,584 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2560f55e6/38982bb2111d4648b8e779c375168b2d/FLAGcde6b9cd5 [2025-02-07 21:19:34,803 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2560f55e6/38982bb2111d4648b8e779c375168b2d [2025-02-07 21:19:34,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:19:34,806 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:19:34,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:19:34,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:19:34,813 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:19:34,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:19:34" (1/1) ... [2025-02-07 21:19:34,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509ecf8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:34, skipping insertion in model container [2025-02-07 21:19:34,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:19:34" (1/1) ... [2025-02-07 21:19:34,842 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:19:34,951 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_nxt.3.M4.c[1762,1775] [2025-02-07 21:19:35,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:19:35,210 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:19:35,216 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok3.i","-S") [42] [2025-02-07 21:19:35,227 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_nxt.3.M4.c[1762,1775] [2025-02-07 21:19:35,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:19:35,410 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:19:35,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35 WrapperNode [2025-02-07 21:19:35,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:19:35,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:19:35,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:19:35,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:19:35,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,467 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,643 INFO L138 Inliner]: procedures = 60, calls = 2813, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 6102 [2025-02-07 21:19:35,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:19:35,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:19:35,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:19:35,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:19:35,650 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,679 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,753 INFO L175 MemorySlicer]: Split 1988 memory accesses to 17 slices as follows [2, 8, 277, 285, 2, 113, 113, 186, 203, 186, 203, 186, 203, 4, 8, 7, 2]. 14 percent of accesses are in the largest equivalence class. The 274 initializations are split as follows [2, 0, 27, 27, 0, 27, 27, 27, 27, 27, 27, 27, 27, 0, 0, 2, 0]. The 292 writes are split as follows [0, 4, 27, 27, 1, 27, 27, 31, 26, 31, 26, 31, 26, 0, 4, 3, 1]. [2025-02-07 21:19:35,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,885 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,910 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,924 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:19:35,959 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:19:35,959 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:19:35,959 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:19:35,959 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (1/1) ... [2025-02-07 21:19:35,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:19:35,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:19:35,990 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 21:19:36,001 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 21:19:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:19:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-02-07 21:19:36,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-02-07 21:19:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:19:36,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:19:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 21:19:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-02-07 21:19:36,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-02-07 21:19:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-02-07 21:19:36,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-02-07 21:19:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2025-02-07 21:19:36,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2025-02-07 21:19:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-02-07 21:19:36,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-02-07 21:19:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 21:19:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 21:19:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 21:19:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 21:19:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 21:19:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 21:19:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 21:19:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 21:19:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 21:19:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 21:19:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 21:19:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 21:19:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 21:19:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 21:19:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-07 21:19:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-07 21:19:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-07 21:19:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-02-07 21:19:36,023 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-02-07 21:19:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-02-07 21:19:36,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-02-07 21:19:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:19:36,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:19:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:19:36,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:19:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 21:19:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2025-02-07 21:19:36,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2025-02-07 21:19:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2025-02-07 21:19:36,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2025-02-07 21:19:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 21:19:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 21:19:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 21:19:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 21:19:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 21:19:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-07 21:19:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-02-07 21:19:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-02-07 21:19:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2025-02-07 21:19:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-07 21:19:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:19:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-02-07 21:19:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-02-07 21:19:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-02-07 21:19:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:19:36,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:19:36,372 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:19:36,374 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:19:37,023 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L279: 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 21:19:37,023 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1175-1: assume __startrek_assert_i0_#t~switch846#1;~__startrek_Assert_t0_i0~0 := 0; [2025-02-07 21:19:37,023 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1175-1: assume !__startrek_assert_i0_#t~switch846#1;__startrek_assert_i0_#t~switch846#1 := __startrek_assert_i0_#t~switch846#1 || 1 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1171: assume 0 != __startrek_assert_i0_~arg#1 % 256; [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1171: assume !(0 != __startrek_assert_i0_~arg#1 % 256);__startrek_assert_i0_#t~switch846#1 := 0 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242: ~cal_start_time~0 := OSEK_Task_ts1_#t~ret36#1; [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2224: __startrek_read_observer_obstacle_flag_~c2~2#1 := (if 0 == __startrek_read_observer_obstacle_flag_#t~ret1719#1 % 256 then 0 else 1);havoc __startrek_read_observer_obstacle_flag_#t~ret1719#1; [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242-1: SUMMARY for call OSEK_Task_ts1_#t~ret36#1 := ecrobot_get_systick_ms(); srcloc: null [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L271: assume -128 <= OSEK_Task_ts1_#t~ret46#1 && OSEK_Task_ts1_#t~ret46#1 <= 127;OSEK_Task_ts1_~tmp___6~0#1 := OSEK_Task_ts1_#t~ret46#1; [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L271-1: SUMMARY for call OSEK_Task_ts1_#t~ret46#1 := nxt_motor_get_count(1); srcloc: null [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2224-1: SUMMARY for call __startrek_read_observer_obstacle_flag_#t~ret1719#1 := __startrek_cs_t0(); srcloc: null [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2233-1: SUMMARY for call __startrek_read_observer_obstacle_flag_#t~ret1720#1 := __startrek_cs_t1(); srcloc: null [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2233: __startrek_read_observer_obstacle_flag_~c2~2#1 := (if 0 == __startrek_read_observer_obstacle_flag_#t~ret1720#1 % 256 then 0 else 1);havoc __startrek_read_observer_obstacle_flag_#t~ret1720#1; [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L243: SUMMARY for call __startrek_write_nxtway_gs_mode(1); srcloc: null [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272: assume -128 <= OSEK_Task_ts1_#t~ret47#1 && OSEK_Task_ts1_#t~ret47#1 <= 127;OSEK_Task_ts1_~tmp___7~0#1 := OSEK_Task_ts1_#t~ret47#1; [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272-1: SUMMARY for call OSEK_Task_ts1_#t~ret47#1 := nxt_motor_get_count(0); srcloc: null [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L239: assume { :end_inline_balance_init } true; [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2221-1: assume __startrek_read_observer_obstacle_flag_#t~switch1718#1;__startrek_read_observer_obstacle_flag_~or3~2#1 := ~__startrek_round~0; [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2221-1: assume !__startrek_read_observer_obstacle_flag_#t~switch1718#1;__startrek_read_observer_obstacle_flag_#t~switch1718#1 := __startrek_read_observer_obstacle_flag_#t~switch1718#1 || 1 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:37,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L260: OSEK_Task_ts1_#t~ret42#1 := __startrek_read_observer_obstacle_flag_#res#1;havoc __startrek_read_observer_obstacle_flag_#t~switch1718#1, __startrek_read_observer_obstacle_flag_#t~ret1719#1, __startrek_read_observer_obstacle_flag_#t~ret1720#1, __startrek_read_observer_obstacle_flag_#t~ret1721#1, __startrek_read_observer_obstacle_flag_#t~mem1722#1, __startrek_read_observer_obstacle_flag_~r1~2#1, __startrek_read_observer_obstacle_flag_~c2~2#1, __startrek_read_observer_obstacle_flag_~or3~2#1;assume { :end_inline___startrek_read_observer_obstacle_flag } true;OSEK_Task_ts1_~tmp___3~0#1 := (if 0 == OSEK_Task_ts1_#t~ret42#1 % 256 then 0 else 1); [2025-02-07 21:19:37,025 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2242: __startrek_read_observer_obstacle_flag_~c2~2#1 := (if 0 == __startrek_read_observer_obstacle_flag_#t~ret1721#1 % 256 then 0 else 1);havoc __startrek_read_observer_obstacle_flag_#t~ret1721#1; [2025-02-07 21:19:37,025 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2242-1: SUMMARY for call __startrek_read_observer_obstacle_flag_#t~ret1721#1 := __startrek_cs_t2(); srcloc: null [2025-02-07 21:19:37,025 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256-1: assume 0 != OSEK_Task_ts1_~tmp___4~0#1 % 256;OSEK_Task_ts1_~cmd_forward~0#1 := -100;OSEK_Task_ts1_~cmd_turn~0#1 := 0; [2025-02-07 21:19:37,025 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256-1: assume !(0 != OSEK_Task_ts1_~tmp___4~0#1 % 256); [2025-02-07 21:19:37,025 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256-2: assume 0 != OSEK_Task_ts1_~tmp___3~0#1 % 256; [2025-02-07 21:19:37,025 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256-2: assume !(0 != OSEK_Task_ts1_~tmp___3~0#1 % 256); [2025-02-07 21:19:37,025 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1181-1: assume __startrek_assert_i0_#t~switch846#1;~__startrek_Assert_t2_i0~0 := 0; [2025-02-07 21:19:37,025 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1181-1: assume !__startrek_assert_i0_#t~switch846#1;havoc __startrek_assert_i0_#t~switch846#1;havoc __startrek_assert_i0_#t~switch846#1;havoc __startrek_assert_i0_#t~switch846#1, __startrek_assert_i0_~arg#1;havoc __startrek_assert_i0_#in~arg#1;assume { :end_inline___startrek_assert_i0 } true; [2025-02-07 21:19:37,025 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L252: 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 21:19:37,026 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: 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 21:19:37,026 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L277: call OSEK_Task_ts1_#t~mem50#1 := read~int#16(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset, 1); [2025-02-07 21:19:37,026 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L277-1: SUMMARY for call nxt_motor_set_speed(0, OSEK_Task_ts1_#t~mem49#1, 1); srcloc: null [2025-02-07 21:19:37,026 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2230-1: assume __startrek_read_observer_obstacle_flag_#t~switch1718#1;__startrek_read_observer_obstacle_flag_~or3~2#1 := ~__startrek_round~0; [2025-02-07 21:19:37,026 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2230-1: assume !__startrek_read_observer_obstacle_flag_#t~switch1718#1;__startrek_read_observer_obstacle_flag_#t~switch1718#1 := __startrek_read_observer_obstacle_flag_#t~switch1718#1 || 2 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:37,031 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273: OSEK_Task_ts1_~tmp___8~0#1 := OSEK_Task_ts1_#t~ret48#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 := OSEK_Task_ts1_~cmd_forward~0#1, OSEK_Task_ts1_~cmd_turn~0#1, OSEK_Task_ts1_~tmp___8~0#1, ~gyro_offset~0, OSEK_Task_ts1_~tmp___7~0#1, OSEK_Task_ts1_~tmp___6~0#1, OSEK_Task_ts1_~tmp___5~0#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#14(~ud_theta_ref~0, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, 4);call write~int#14(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 4 + balance_control_~#tmp~0#1.offset, 4);call write~int#14(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#14(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 12 + balance_control_~#tmp~0#1.offset, 4);call write~int#1(balance_control_~tmp_theta~0#1, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#1(~ud_psi~0, balance_control_~#tmp_theta_0~0#1.base, 4 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#1(~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~tmp_theta_lpf~0#1 - ~ud_theta_lpf~0), 0.00400000019)), balance_control_~#tmp_theta_0~0#1.base, 8 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#1(balance_control_~tmp_psidot~0#1, balance_control_~#tmp_theta_0~0#1.base, 12 + balance_control_~#tmp_theta_0~0#1.offset, 4);balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(0.0);balance_control_~tmp_0~0#1 := 0;call balance_control_#t~mem4#1 := read~int#14(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem5#1 := read~int#1(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem6#1 := read~int#13(~#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#14(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem9#1 := read~int#1(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem10#1 := read~int#13(~#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#14(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem13#1 := read~int#1(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem14#1 := read~int#13(~#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#14(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem17#1 := read~int#1(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem18#1 := read~int#13(~#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#4((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#16((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 21:19:37,031 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273-1: SUMMARY for call OSEK_Task_ts1_#t~ret48#1 := ecrobot_get_gyro_sensor(3); srcloc: null [2025-02-07 21:19:37,031 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L240: SUMMARY for call nxt_motor_set_count(0, 0); srcloc: null [2025-02-07 21:19:37,031 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L265: OSEK_Task_ts1_~tmp___4~0#1 := (if 0 == OSEK_Task_ts1_#t~ret44#1 % 256 then 0 else 1); [2025-02-07 21:19:37,031 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L265-1: SUMMARY for call OSEK_Task_ts1_#t~ret44#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:19:37,031 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L257: havoc ecrobot_read_bt_packet_#t~nondet28#1, ecrobot_read_bt_packet_#t~nondet29#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;call OSEK_Task_ts1_#t~mem40#1 := read~int#15(~#bt_receive_buf~0.base, ~#bt_receive_buf~0.offset, 1);OSEK_Task_ts1_~cmd_forward~0#1 := (if -(if OSEK_Task_ts1_#t~mem40#1 % 256 % 256 <= 127 then OSEK_Task_ts1_#t~mem40#1 % 256 % 256 else OSEK_Task_ts1_#t~mem40#1 % 256 % 256 - 256) % 256 <= 127 then -(if OSEK_Task_ts1_#t~mem40#1 % 256 % 256 <= 127 then OSEK_Task_ts1_#t~mem40#1 % 256 % 256 else OSEK_Task_ts1_#t~mem40#1 % 256 % 256 - 256) % 256 else -(if OSEK_Task_ts1_#t~mem40#1 % 256 % 256 <= 127 then OSEK_Task_ts1_#t~mem40#1 % 256 % 256 else OSEK_Task_ts1_#t~mem40#1 % 256 % 256 - 256) % 256 - 256);call OSEK_Task_ts1_#t~mem41#1 := read~int#15(~#bt_receive_buf~0.base, 1 + ~#bt_receive_buf~0.offset, 1);OSEK_Task_ts1_~cmd_turn~0#1 := (if OSEK_Task_ts1_#t~mem41#1 % 256 % 256 <= 127 then OSEK_Task_ts1_#t~mem41#1 % 256 % 256 else OSEK_Task_ts1_#t~mem41#1 % 256 % 256 - 256);assume { :begin_inline___startrek_read_observer_obstacle_flag } true;havoc __startrek_read_observer_obstacle_flag_#res#1;havoc __startrek_read_observer_obstacle_flag_#t~switch1718#1, __startrek_read_observer_obstacle_flag_#t~ret1719#1, __startrek_read_observer_obstacle_flag_#t~ret1720#1, __startrek_read_observer_obstacle_flag_#t~ret1721#1, __startrek_read_observer_obstacle_flag_#t~mem1722#1, __startrek_read_observer_obstacle_flag_~r1~2#1, __startrek_read_observer_obstacle_flag_~c2~2#1, __startrek_read_observer_obstacle_flag_~or3~2#1;havoc __startrek_read_observer_obstacle_flag_~r1~2#1;havoc __startrek_read_observer_obstacle_flag_~c2~2#1;havoc __startrek_read_observer_obstacle_flag_~or3~2#1;__startrek_read_observer_obstacle_flag_#t~switch1718#1 := 0 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:37,031 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2239-1: assume __startrek_read_observer_obstacle_flag_#t~switch1718#1;__startrek_read_observer_obstacle_flag_~or3~2#1 := ~__startrek_round~0; [2025-02-07 21:19:37,031 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2239-1: assume !__startrek_read_observer_obstacle_flag_#t~switch1718#1;havoc __startrek_read_observer_obstacle_flag_#t~switch1718#1;havoc __startrek_read_observer_obstacle_flag_#t~switch1718#1;call __startrek_read_observer_obstacle_flag_#t~mem1722#1 := read~int#11(~#_observer_obstacle_flag_~0.base, ~#_observer_obstacle_flag_~0.offset + (if ~__startrek_round~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_round~0 % 256 % 4294967296 else ~__startrek_round~0 % 256 % 4294967296 - 4294967296), 1);__startrek_read_observer_obstacle_flag_~r1~2#1 := (if 0 == __startrek_read_observer_obstacle_flag_#t~mem1722#1 % 256 then 0 else 1);havoc __startrek_read_observer_obstacle_flag_#t~mem1722#1;__startrek_read_observer_obstacle_flag_#res#1 := (if 0 == __startrek_read_observer_obstacle_flag_~r1~2#1 % 256 then 0 else 1); [2025-02-07 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L253: SUMMARY for call __startrek_write_nxtway_gs_mode(2); srcloc: null [2025-02-07 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1178-1: assume __startrek_assert_i0_#t~switch846#1;~__startrek_Assert_t1_i0~0 := 0; [2025-02-07 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1178-1: assume !__startrek_assert_i0_#t~switch846#1;__startrek_assert_i0_#t~switch846#1 := __startrek_assert_i0_#t~switch846#1 || 2 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L278: assume { :begin_inline_ecrobot_bt_data_logger } true;ecrobot_bt_data_logger_#in~arg0#1, ecrobot_bt_data_logger_#in~arg1#1 := OSEK_Task_ts1_~cmd_forward~0#1, OSEK_Task_ts1_~cmd_turn~0#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 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L278-1: SUMMARY for call nxt_motor_set_speed(1, OSEK_Task_ts1_#t~mem50#1, 1); srcloc: null [2025-02-07 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L84: 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~mem49#1 := read~int#4(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, 1); [2025-02-07 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L241: SUMMARY for call nxt_motor_set_count(1, 0); srcloc: null [2025-02-07 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L270: OSEK_Task_ts1_#t~ret45#1 := ecrobot_get_battery_voltage_#res#1;havoc ecrobot_get_battery_voltage_#t~nondet30#1, ecrobot_get_battery_voltage_~tmp~3#1;assume { :end_inline_ecrobot_get_battery_voltage } true;OSEK_Task_ts1_~tmp___5~0#1 := OSEK_Task_ts1_#t~ret45#1; [2025-02-07 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L270-1: assume { :begin_inline_ecrobot_get_battery_voltage } true;havoc ecrobot_get_battery_voltage_#res#1;havoc ecrobot_get_battery_voltage_#t~nondet30#1, ecrobot_get_battery_voltage_~tmp~3#1;havoc ecrobot_get_battery_voltage_~tmp~3#1;havoc ecrobot_get_battery_voltage_#t~nondet30#1;ecrobot_get_battery_voltage_~tmp~3#1 := ecrobot_get_battery_voltage_#t~nondet30#1;havoc ecrobot_get_battery_voltage_#t~nondet30#1;ecrobot_get_battery_voltage_#res#1 := ecrobot_get_battery_voltage_~tmp~3#1; [2025-02-07 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L262: OSEK_Task_ts1_~tmp___2~0#1 := (if 0 == OSEK_Task_ts1_#t~ret43#1 % 256 then 0 else 1);havoc OSEK_Task_ts1_#t~ret43#1;assume { :begin_inline___startrek_assert_i0 } true;__startrek_assert_i0_#in~arg#1 := (if 0 == OSEK_Task_ts1_~tmp___2~0#1 % 256 then 0 else 1);havoc __startrek_assert_i0_#t~switch846#1, __startrek_assert_i0_~arg#1;__startrek_assert_i0_~arg#1 := __startrek_assert_i0_#in~arg#1; [2025-02-07 21:19:37,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L262-1: SUMMARY for call OSEK_Task_ts1_#t~ret43#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:19:37,045 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L314: ~__startrek_lock~0 := 0; [2025-02-07 21:19:37,045 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L314-1: SUMMARY for call __startrek_write_obstacle_flag(1); srcloc: null [2025-02-07 21:19:37,045 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L313: SUMMARY for call __startrek_write_observer_obstacle_flag(1); srcloc: null [2025-02-07 21:19:37,045 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L311: assume (if OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 - 4294967296) <= 25;~__startrek_lock~0 := 1; [2025-02-07 21:19:37,046 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L311: assume !((if OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 - 4294967296) <= 25); [2025-02-07 21:19:37,046 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L310: OSEK_Task_ts2_#t~ret53#1 := ecrobot_get_sonar_sensor_#res#1;havoc ecrobot_get_sonar_sensor_#t~nondet51#1, ecrobot_get_sonar_sensor_~port#1, ecrobot_get_sonar_sensor_~tmp~5#1;havoc ecrobot_get_sonar_sensor_#in~port#1;assume { :end_inline_ecrobot_get_sonar_sensor } true;OSEK_Task_ts2_~tmp___0~2#1 := OSEK_Task_ts2_#t~ret53#1;havoc OSEK_Task_ts2_#t~ret53#1; [2025-02-07 21:19:44,929 INFO L? ?]: Removed 258 outVars from TransFormulas that were not future-live. [2025-02-07 21:19:44,929 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:19:44,978 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:19:44,978 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:19:44,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:19:44 BoogieIcfgContainer [2025-02-07 21:19:44,978 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:19:44,983 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:19:44,983 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:19:44,990 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:19:44,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:19:34" (1/3) ... [2025-02-07 21:19:44,991 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78791d6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:19:44, skipping insertion in model container [2025-02-07 21:19:44,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:35" (2/3) ... [2025-02-07 21:19:44,991 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78791d6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:19:44, skipping insertion in model container [2025-02-07 21:19:44,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:19:44" (3/3) ... [2025-02-07 21:19:44,992 INFO L128 eAbstractionObserver]: Analyzing ICFG rekh_nxt.3.M4.c [2025-02-07 21:19:45,013 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:19:45,019 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekh_nxt.3.M4.c that has 20 procedures, 1762 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 21:19:45,136 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:19:45,154 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;@4470701f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:19:45,154 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:19:45,163 INFO L276 IsEmpty]: Start isEmpty. Operand has 1738 states, 931 states have (on average 1.2320085929108486) internal successors, (1147), 1063 states have internal predecessors, (1147), 751 states have call successors, (751), 15 states have call predecessors, (751), 15 states have return successors, (751), 654 states have call predecessors, (751), 751 states have call successors, (751) [2025-02-07 21:19:45,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1303 [2025-02-07 21:19:45,237 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:19:45,238 INFO L218 NwaCegarLoop]: trace histogram [209, 209, 209, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:19:45,239 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:19:45,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:19:45,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1923393343, now seen corresponding path program 1 times [2025-02-07 21:19:45,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:19:45,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193980733] [2025-02-07 21:19:45,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:45,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:19:45,928 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1302 statements into 1 equivalence classes. [2025-02-07 21:19:46,061 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1302 of 1302 statements. [2025-02-07 21:19:46,062 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:46,062 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:46,930 INFO L134 CoverageAnalysis]: Checked inductivity of 86944 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 86528 trivial. 0 not checked. [2025-02-07 21:19:46,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:19:46,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193980733] [2025-02-07 21:19:46,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193980733] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-07 21:19:46,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145141910] [2025-02-07 21:19:46,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:46,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:19:46,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:19:46,936 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 21:19:46,942 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 21:19:47,855 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1302 statements into 1 equivalence classes. [2025-02-07 21:19:48,233 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1302 of 1302 statements. [2025-02-07 21:19:48,233 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:48,233 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:48,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 4261 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-07 21:19:48,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 21:19:48,331 INFO L134 CoverageAnalysis]: Checked inductivity of 86944 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 86528 trivial. 0 not checked. [2025-02-07 21:19:48,331 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 21:19:48,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1145141910] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:19:48,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-07 21:19:48,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-07 21:19:48,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641817915] [2025-02-07 21:19:48,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:19:48,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-07 21:19:48,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:19:48,352 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-07 21:19:48,352 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:19:48,357 INFO L87 Difference]: Start difference. First operand has 1738 states, 931 states have (on average 1.2320085929108486) internal successors, (1147), 1063 states have internal predecessors, (1147), 751 states have call successors, (751), 15 states have call predecessors, (751), 15 states have return successors, (751), 654 states have call predecessors, (751), 751 states have call successors, (751) Second operand has 2 states, 2 states have (on average 128.0) internal successors, (256), 2 states have internal predecessors, (256), 2 states have call successors, (213), 2 states have call predecessors, (213), 1 states have return successors, (211), 1 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:19:48,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:19:48,520 INFO L93 Difference]: Finished difference Result 3458 states and 5995 transitions. [2025-02-07 21:19:48,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-07 21:19:48,522 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 128.0) internal successors, (256), 2 states have internal predecessors, (256), 2 states have call successors, (213), 2 states have call predecessors, (213), 1 states have return successors, (211), 1 states have call predecessors, (211), 2 states have call successors, (211) Word has length 1302 [2025-02-07 21:19:48,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:19:48,539 INFO L225 Difference]: With dead ends: 3458 [2025-02-07 21:19:48,539 INFO L226 Difference]: Without dead ends: 814 [2025-02-07 21:19:48,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1303 GetRequests, 1303 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 21:19:48,568 INFO L435 NwaCegarLoop]: 2641 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, 2641 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 21:19:48,570 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2641 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:19:48,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2025-02-07 21:19:48,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 814. [2025-02-07 21:19:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 814 states, 492 states have (on average 1.0304878048780488) internal successors, (507), 493 states have internal predecessors, (507), 312 states have call successors, (312), 9 states have call predecessors, (312), 9 states have return successors, (311), 311 states have call predecessors, (311), 311 states have call successors, (311) [2025-02-07 21:19:48,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 814 states and 1130 transitions. [2025-02-07 21:19:48,736 INFO L78 Accepts]: Start accepts. Automaton has 814 states and 1130 transitions. Word has length 1302 [2025-02-07 21:19:48,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:19:48,736 INFO L471 AbstractCegarLoop]: Abstraction has 814 states and 1130 transitions. [2025-02-07 21:19:48,737 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 128.0) internal successors, (256), 2 states have internal predecessors, (256), 2 states have call successors, (213), 2 states have call predecessors, (213), 1 states have return successors, (211), 1 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:19:48,737 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1130 transitions. [2025-02-07 21:19:48,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1303 [2025-02-07 21:19:48,769 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:19:48,770 INFO L218 NwaCegarLoop]: trace histogram [209, 209, 209, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:19:48,788 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 21:19:48,971 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 21:19:48,971 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:19:48,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:19:48,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1740736378, now seen corresponding path program 1 times [2025-02-07 21:19:48,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:19:48,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919302904] [2025-02-07 21:19:48,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:48,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:19:49,340 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1302 statements into 1 equivalence classes. [2025-02-07 21:19:49,629 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1302 of 1302 statements. [2025-02-07 21:19:49,630 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:49,630 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:50,682 INFO L134 CoverageAnalysis]: Checked inductivity of 86944 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86944 trivial. 0 not checked. [2025-02-07 21:19:50,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:19:50,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919302904] [2025-02-07 21:19:50,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919302904] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:19:50,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:19:50,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 21:19:50,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676551755] [2025-02-07 21:19:50,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:19:50,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-07 21:19:50,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:19:50,686 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-07 21:19:50,686 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:19:50,688 INFO L87 Difference]: Start difference. First operand 814 states and 1130 transitions. Second operand has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 2 states have call successors, (213), 2 states have call predecessors, (213), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:19:50,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:19:50,747 INFO L93 Difference]: Finished difference Result 1301 states and 1853 transitions. [2025-02-07 21:19:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-07 21:19:50,748 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 2 states have call successors, (213), 2 states have call predecessors, (213), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) Word has length 1302 [2025-02-07 21:19:50,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:19:50,755 INFO L225 Difference]: With dead ends: 1301 [2025-02-07 21:19:50,756 INFO L226 Difference]: Without dead ends: 0 [2025-02-07 21:19:50,788 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 21:19:50,789 INFO L435 NwaCegarLoop]: 723 mSDtfsCounter, 0 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1441 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 21:19:50,789 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1441 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:19:50,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-07 21:19:50,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-07 21:19:50,793 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 21:19:50,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-07 21:19:50,795 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1302 [2025-02-07 21:19:50,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:19:50,796 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-07 21:19:50,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 2 states have call successors, (213), 2 states have call predecessors, (213), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:19:50,797 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-07 21:19:50,797 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:19:50,800 INFO L782 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 21:19:50,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-07 21:19:50,802 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-07 21:19:50,804 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-07 21:19:51,395 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:19:51,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:19:51 BoogieIcfgContainer [2025-02-07 21:19:51,409 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:19:51,409 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:19:51,409 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:19:51,410 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:19:51,410 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:19:44" (3/4) ... [2025-02-07 21:19:51,412 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:19:51,416 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_hyperperiod [2025-02-07 21:19:51,416 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_count [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_Background [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_obstacle_flag [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t2 [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t0 [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_gyro_sensor [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t1 [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_observer_obstacle_flag [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assert [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_speed [2025-02-07 21:19:51,417 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_obstacle_flag [2025-02-07 21:19:51,418 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_systick_ms [2025-02-07 21:19:51,418 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_get_count [2025-02-07 21:19:51,418 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:19:51,472 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2025-02-07 21:19:51,479 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2025-02-07 21:19:51,489 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 21:19:51,492 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:19:51,764 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:19:51,764 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:19:51,764 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:19:51,765 INFO L158 Benchmark]: Toolchain (without parser) took 16959.14ms. Allocated memory was 142.6MB in the beginning and 855.6MB in the end (delta: 713.0MB). Free memory was 102.9MB in the beginning and 561.5MB in the end (delta: -458.6MB). Peak memory consumption was 253.0MB. Max. memory is 16.1GB. [2025-02-07 21:19:51,765 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 218.1MB. Free memory is still 136.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:19:51,765 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.84ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 80.6MB in the end (delta: 22.3MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. [2025-02-07 21:19:51,766 INFO L158 Benchmark]: Boogie Procedure Inliner took 231.78ms. Allocated memory is still 142.6MB. Free memory was 80.6MB in the beginning and 77.2MB in the end (delta: 3.4MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2025-02-07 21:19:51,766 INFO L158 Benchmark]: Boogie Preprocessor took 312.91ms. Allocated memory is still 142.6MB. Free memory was 77.2MB in the beginning and 60.8MB in the end (delta: 16.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2025-02-07 21:19:51,766 INFO L158 Benchmark]: IcfgBuilder took 9019.67ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 60.8MB in the beginning and 166.5MB in the end (delta: -105.7MB). Peak memory consumption was 163.1MB. Max. memory is 16.1GB. [2025-02-07 21:19:51,766 INFO L158 Benchmark]: TraceAbstraction took 6426.12ms. Allocated memory was 285.2MB in the beginning and 855.6MB in the end (delta: 570.4MB). Free memory was 166.5MB in the beginning and 640.9MB in the end (delta: -474.5MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. [2025-02-07 21:19:51,766 INFO L158 Benchmark]: Witness Printer took 354.85ms. Allocated memory is still 855.6MB. Free memory was 640.9MB in the beginning and 561.5MB in the end (delta: 79.4MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2025-02-07 21:19:51,768 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 218.1MB. Free memory is still 136.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 601.84ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 80.6MB in the end (delta: 22.3MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 231.78ms. Allocated memory is still 142.6MB. Free memory was 80.6MB in the beginning and 77.2MB in the end (delta: 3.4MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 312.91ms. Allocated memory is still 142.6MB. Free memory was 77.2MB in the beginning and 60.8MB in the end (delta: 16.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * IcfgBuilder took 9019.67ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 60.8MB in the beginning and 166.5MB in the end (delta: -105.7MB). Peak memory consumption was 163.1MB. Max. memory is 16.1GB. * TraceAbstraction took 6426.12ms. Allocated memory was 285.2MB in the beginning and 855.6MB in the end (delta: 570.4MB). Free memory was 166.5MB in the beginning and 640.9MB in the end (delta: -474.5MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. * Witness Printer took 354.85ms. Allocated memory is still 855.6MB. Free memory was 640.9MB in the beginning and 561.5MB in the end (delta: 79.4MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 42]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok3.i","-S") [42] * 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: 45]: 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 20 procedures, 1762 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.7s, OverallIterations: 2, TraceHistogramMax: 209, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4082 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 718 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 3364 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1306 GetRequests, 1305 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1738occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 3906 NumberOfCodeBlocks, 3906 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 3903 ConstructedInterpolants, 0 QuantifiedInterpolants, 3903 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4261 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 260416/260832 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 RESULT: Ultimate proved your program to be correct! [2025-02-07 21:19:51,802 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE