./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 7236cecbd92b361c7dde7b9feb16da195b1cfc80435e4a8a50c2b2f61605ff24 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 06:05:52,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 06:05:52,214 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 06:05:52,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 06:05:52,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 06:05:52,245 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 06:05:52,246 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 06:05:52,246 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 06:05:52,246 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 06:05:52,246 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 06:05:52,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 06:05:52,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 06:05:52,247 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 06:05:52,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 06:05:52,247 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 06:05:52,247 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 06:05:52,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 06:05:52,248 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 06:05:52,248 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/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 -> 7236cecbd92b361c7dde7b9feb16da195b1cfc80435e4a8a50c2b2f61605ff24 [2025-03-08 06:05:52,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 06:05:52,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 06:05:52,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 06:05:52,564 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 06:05:52,564 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 06:05:52,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-1.c [2025-03-08 06:05:53,794 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e28c36e/fca34768e41b4b6eb12710d853a2abbb/FLAG85a5f5d7b [2025-03-08 06:05:54,433 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 06:05:54,434 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-1.c [2025-03-08 06:05:54,483 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e28c36e/fca34768e41b4b6eb12710d853a2abbb/FLAG85a5f5d7b [2025-03-08 06:05:54,887 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e28c36e/fca34768e41b4b6eb12710d853a2abbb [2025-03-08 06:05:54,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 06:05:54,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 06:05:54,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 06:05:54,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 06:05:54,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 06:05:54,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 06:05:54" (1/1) ... [2025-03-08 06:05:54,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@416e98c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:54, skipping insertion in model container [2025-03-08 06:05:54,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 06:05:54" (1/1) ... [2025-03-08 06:05:55,017 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 06:05:55,236 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-1.c[2313,2326] [2025-03-08 06:05:56,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 06:05:56,580 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 06:05:56,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok1.i","-S") [52] [2025-03-08 06:05:56,609 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-1.c[2313,2326] [2025-03-08 06:05:58,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 06:05:58,167 INFO L204 MainTranslator]: Completed translation [2025-03-08 06:05:58,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58 WrapperNode [2025-03-08 06:05:58,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 06:05:58,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 06:05:58,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 06:05:58,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 06:05:58,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:05:58,820 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:01,745 INFO L138 Inliner]: procedures = 63, calls = 20397, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 43682 [2025-03-08 06:06:01,746 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 06:06:01,747 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 06:06:01,747 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 06:06:01,747 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 06:06:01,757 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:01,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:02,715 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:03,124 INFO L175 MemorySlicer]: Split 15933 memory accesses to 24 slices as follows [2, 194, 4, 17, 7, 9, 2784, 3760, 2408, 1672, 1188, 852, 325, 2, 8, 429, 325, 429, 325, 429, 2, 325, 429, 8]. 24 percent of accesses are in the largest equivalence class. The 1096 initializations are split as follows [2, 0, 0, 8, 2, 4, 96, 96, 8, 8, 4, 4, 108, 0, 0, 108, 108, 108, 108, 108, 0, 108, 108, 0]. The 1193 writes are split as follows [0, 98, 0, 1, 3, 1, 96, 96, 8, 8, 4, 4, 109, 1, 4, 107, 109, 107, 109, 107, 1, 109, 107, 4]. [2025-03-08 06:06:03,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:03,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:04,515 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:04,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:04,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:04,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:05,482 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 06:06:05,487 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 06:06:05,488 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 06:06:05,488 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 06:06:05,490 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (1/1) ... [2025-03-08 06:06:05,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 06:06:05,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 06:06:05,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 06:06:05,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 06:06:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 06:06:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2025-03-08 06:06:05,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-03-08 06:06:05,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-03-08 06:06:05,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-08 06:06:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-03-08 06:06:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-03-08 06:06:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-03-08 06:06:05,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 06:06:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 06:06:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 06:06:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 06:06:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 06:06:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-08 06:06:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-08 06:06:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-08 06:06:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-08 06:06:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-08 06:06:05,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-08 06:06:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-03-08 06:06:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-03-08 06:06:05,608 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-03-08 06:06:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-03-08 06:06:05,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-03-08 06:06:05,608 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2025-03-08 06:06:05,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-03-08 06:06:05,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-03-08 06:06:05,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-03-08 06:06:05,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-08 06:06:05,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-03-08 06:06:05,614 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-03-08 06:06:05,614 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2025-03-08 06:06:05,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2025-03-08 06:06:05,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 06:06:05,614 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-08 06:06:05,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-03-08 06:06:05,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 06:06:05,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 06:06:05,615 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-03-08 06:06:05,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-03-08 06:06:05,615 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-03-08 06:06:05,615 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-03-08 06:06:05,615 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-03-08 06:06:05,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-03-08 06:06:05,618 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2025-03-08 06:06:05,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2025-03-08 06:06:08,626 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 06:06:08,632 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 06:06:09,183 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L226: 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; [2025-03-08 06:06:09,188 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L94: 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; [2025-03-08 06:06:48,214 INFO L? ?]: Removed 330 outVars from TransFormulas that were not future-live. [2025-03-08 06:06:48,214 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 06:06:48,504 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 06:06:48,505 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 06:06:48,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 06:06:48 BoogieIcfgContainer [2025-03-08 06:06:48,507 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 06:06:48,512 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 06:06:48,513 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 06:06:48,521 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 06:06:48,521 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 06:05:54" (1/3) ... [2025-03-08 06:06:48,521 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70749a51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 06:06:48, skipping insertion in model container [2025-03-08 06:06:48,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:05:58" (2/3) ... [2025-03-08 06:06:48,522 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70749a51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 06:06:48, skipping insertion in model container [2025-03-08 06:06:48,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 06:06:48" (3/3) ... [2025-03-08 06:06:48,527 INFO L128 eAbstractionObserver]: Analyzing ICFG rekcba_aso.1.M4-1.c [2025-03-08 06:06:48,551 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 06:06:48,562 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekcba_aso.1.M4-1.c that has 22 procedures, 12639 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 06:06:49,187 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 06:06:49,210 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;@692e48e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 06:06:49,211 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 06:06:49,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 12639 states, 8208 states have (on average 1.3096978557504872) internal successors, (10750), 8321 states have internal predecessors, (10750), 4408 states have call successors, (4408), 21 states have call predecessors, (4408), 21 states have return successors, (4408), 4405 states have call predecessors, (4408), 4408 states have call successors, (4408) [2025-03-08 06:06:50,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5901 [2025-03-08 06:06:50,303 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:06:50,312 INFO L218 NwaCegarLoop]: trace histogram [551, 551, 551, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:06:50,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:06:50,334 INFO L85 PathProgramCache]: Analyzing trace with hash 405311800, now seen corresponding path program 1 times [2025-03-08 06:06:50,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:06:50,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327260965] [2025-03-08 06:06:50,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:06:50,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:07:19,783 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5900 statements into 1 equivalence classes. [2025-03-08 06:07:20,045 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5900 of 5900 statements. [2025-03-08 06:07:20,045 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:07:20,045 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:07:24,842 INFO L134 CoverageAnalysis]: Checked inductivity of 606100 backedges. 0 proven. 1100 refuted. 0 times theorem prover too weak. 605000 trivial. 0 not checked. [2025-03-08 06:07:24,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 06:07:24,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327260965] [2025-03-08 06:07:24,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327260965] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 06:07:24,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1266406039] [2025-03-08 06:07:24,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:07:24,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 06:07:24,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 06:07:24,846 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 06:07:24,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process