./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 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_ctm.2-2.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 f1e7a931f8678a52ab26f5a1b74bb59e33ef4ed9c03430a4d28342e1a824b13d --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 04:33:30,584 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 04:33:30,664 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 04:33:30,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 04:33:30,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 04:33:30,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 04:33:30,696 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 04:33:30,696 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 04:33:30,696 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 04:33:30,696 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 04:33:30,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 04:33:30,697 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 04:33:30,698 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 04:33:30,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 04:33:30,699 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 04:33:30,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 04:33:30,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 04:33:30,699 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 04:33:30,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 04:33:30,699 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 04:33:30,699 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 04:33:30,700 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 04:33:30,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 04:33:30,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 04:33:30,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 04:33:30,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 04:33:30,701 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 04:33:30,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 04:33:30,701 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 04:33:30,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 04:33:30,701 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 04:33:30,701 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 04:33:30,701 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 04:33:30,701 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 04:33:30,701 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 -> f1e7a931f8678a52ab26f5a1b74bb59e33ef4ed9c03430a4d28342e1a824b13d [2025-01-09 04:33:30,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 04:33:30,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 04:33:30,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 04:33:30,987 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 04:33:30,987 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 04:33:30,988 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-2.c [2025-01-09 04:33:32,300 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d254f0b3a/6d93eca7c75c4bf1ae21e54e1182b1fd/FLAGe39f66213 [2025-01-09 04:33:32,729 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 04:33:32,731 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-2.c [2025-01-09 04:33:32,760 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d254f0b3a/6d93eca7c75c4bf1ae21e54e1182b1fd/FLAGe39f66213 [2025-01-09 04:33:32,782 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d254f0b3a/6d93eca7c75c4bf1ae21e54e1182b1fd [2025-01-09 04:33:32,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 04:33:32,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 04:33:32,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 04:33:32,790 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 04:33:32,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 04:33:32,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 04:33:32" (1/1) ... [2025-01-09 04:33:32,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d57fddb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:32, skipping insertion in model container [2025-01-09 04:33:32,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 04:33:32" (1/1) ... [2025-01-09 04:33:32,859 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 04:33:33,055 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_ctm.2-2.c[1870,1883] [2025-01-09 04:33:33,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 04:33:33,635 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 04:33:33,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok2.i","-S") [42] [2025-01-09 04:33:33,651 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_ctm.2-2.c[1870,1883] [2025-01-09 04:33:33,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 04:33:33,969 INFO L204 MainTranslator]: Completed translation [2025-01-09 04:33:33,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33 WrapperNode [2025-01-09 04:33:33,970 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 04:33:33,971 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 04:33:33,972 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 04:33:33,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 04:33:33,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,302 INFO L138 Inliner]: procedures = 99, calls = 2725, calls flagged for inlining = 34, calls inlined = 34, statements flattened = 8471 [2025-01-09 04:33:34,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 04:33:34,305 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 04:33:34,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 04:33:34,305 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 04:33:34,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,355 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,466 INFO L175 MemorySlicer]: Split 2332 memory accesses to 49 slices as follows [2, 80, 86, 37, 37, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46]. 4 percent of accesses are in the largest equivalence class. The 338 initializations are split as follows [2, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]. The 402 writes are split as follows [0, 7, 7, 7, 7, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6]. [2025-01-09 04:33:34,467 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,467 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,699 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,809 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,839 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:34,985 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 04:33:34,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 04:33:34,987 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 04:33:34,987 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 04:33:34,989 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (1/1) ... [2025-01-09 04:33:35,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 04:33:35,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 04:33:35,076 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) [2025-01-09 04:33:35,095 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 [2025-01-09 04:33:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2025-01-09 04:33:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2025-01-09 04:33:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2025-01-09 04:33:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2025-01-09 04:33:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 04:33:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 04:33:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 04:33:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 04:33:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 04:33:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 04:33:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 04:33:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 04:33:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 04:33:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2025-01-09 04:33:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2025-01-09 04:33:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-01-09 04:33:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-01-09 04:33:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2025-01-09 04:33:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2025-01-09 04:33:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2025-01-09 04:33:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2025-01-09 04:33:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2025-01-09 04:33:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2025-01-09 04:33:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 04:33:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 04:33:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 04:33:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2025-01-09 04:33:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-01-09 04:33:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2025-01-09 04:33:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2025-01-09 04:33:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2025-01-09 04:33:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2025-01-09 04:33:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2025-01-09 04:33:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2025-01-09 04:33:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-01-09 04:33:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-01-09 04:33:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2025-01-09 04:33:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2025-01-09 04:33:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2025-01-09 04:33:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-01-09 04:33:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-01-09 04:33:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2025-01-09 04:33:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2025-01-09 04:33:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2025-01-09 04:33:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2025-01-09 04:33:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2025-01-09 04:33:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2025-01-09 04:33:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2025-01-09 04:33:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2025-01-09 04:33:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2025-01-09 04:33:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2025-01-09 04:33:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2025-01-09 04:33:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2025-01-09 04:33:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 04:33:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-01-09 04:33:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2025-01-09 04:33:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2025-01-09 04:33:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2025-01-09 04:33:35,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2025-01-09 04:33:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 04:33:35,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 04:33:35,947 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 04:33:35,951 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 04:33:48,203 INFO L? ?]: Removed 939 outVars from TransFormulas that were not future-live. [2025-01-09 04:33:48,204 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 04:33:48,289 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 04:33:48,289 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2025-01-09 04:33:48,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 04:33:48 BoogieIcfgContainer [2025-01-09 04:33:48,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 04:33:48,292 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 04:33:48,292 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 04:33:48,302 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 04:33:48,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 04:33:32" (1/3) ... [2025-01-09 04:33:48,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@343b4b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 04:33:48, skipping insertion in model container [2025-01-09 04:33:48,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:33:33" (2/3) ... [2025-01-09 04:33:48,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@343b4b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 04:33:48, skipping insertion in model container [2025-01-09 04:33:48,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 04:33:48" (3/3) ... [2025-01-09 04:33:48,306 INFO L128 eAbstractionObserver]: Analyzing ICFG rekh_ctm.2-2.c [2025-01-09 04:33:48,322 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 04:33:48,325 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekh_ctm.2-2.c that has 46 procedures, 2460 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-01-09 04:33:48,483 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 04:33:48,496 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;@5e78ab75, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 04:33:48,497 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 04:33:48,511 INFO L276 IsEmpty]: Start isEmpty. Operand has 2460 states, 2109 states have (on average 1.4803224276908487) internal successors, (3122), 2133 states have internal predecessors, (3122), 304 states have call successors, (304), 45 states have call predecessors, (304), 45 states have return successors, (304), 294 states have call predecessors, (304), 304 states have call successors, (304) [2025-01-09 04:33:48,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-01-09 04:33:48,527 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:33:48,528 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:33:48,530 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:33:48,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:33:48,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1586632227, now seen corresponding path program 1 times [2025-01-09 04:33:48,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:33:48,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977869024] [2025-01-09 04:33:48,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:33:48,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:33:49,182 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-01-09 04:33:49,371 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-01-09 04:33:49,371 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:33:49,372 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:33:49,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 04:33:49,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:33:49,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977869024] [2025-01-09 04:33:49,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977869024] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:33:49,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 04:33:49,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 04:33:49,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759712497] [2025-01-09 04:33:49,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:33:49,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 04:33:49,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:33:49,835 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 04:33:49,836 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 04:33:49,846 INFO L87 Difference]: Start difference. First operand has 2460 states, 2109 states have (on average 1.4803224276908487) internal successors, (3122), 2133 states have internal predecessors, (3122), 304 states have call successors, (304), 45 states have call predecessors, (304), 45 states have return successors, (304), 294 states have call predecessors, (304), 304 states have call successors, (304) Second operand has 2 states, 2 states have (on average 71.0) internal successors, (142), 2 states have internal predecessors, (142), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 04:33:50,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:33:50,135 INFO L93 Difference]: Finished difference Result 4911 states and 7706 transitions. [2025-01-09 04:33:50,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 04:33:50,137 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 71.0) internal successors, (142), 2 states have internal predecessors, (142), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 148 [2025-01-09 04:33:50,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:33:50,183 INFO L225 Difference]: With dead ends: 4911 [2025-01-09 04:33:50,184 INFO L226 Difference]: Without dead ends: 2447 [2025-01-09 04:33:50,220 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 04:33:50,225 INFO L435 NwaCegarLoop]: 3034 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, 3034 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 [2025-01-09 04:33:50,227 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3034 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 04:33:50,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2447 states. [2025-01-09 04:33:50,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2447 to 2447. [2025-01-09 04:33:50,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2447 states, 2097 states have (on average 1.1530758226037197) internal successors, (2418), 2121 states have internal predecessors, (2418), 304 states have call successors, (304), 45 states have call predecessors, (304), 45 states have return successors, (303), 293 states have call predecessors, (303), 303 states have call successors, (303) [2025-01-09 04:33:50,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2447 states and 3025 transitions. [2025-01-09 04:33:50,451 INFO L78 Accepts]: Start accepts. Automaton has 2447 states and 3025 transitions. Word has length 148 [2025-01-09 04:33:50,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:33:50,451 INFO L471 AbstractCegarLoop]: Abstraction has 2447 states and 3025 transitions. [2025-01-09 04:33:50,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 71.0) internal successors, (142), 2 states have internal predecessors, (142), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 04:33:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 3025 transitions. [2025-01-09 04:33:50,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-01-09 04:33:50,469 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:33:50,469 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:33:50,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 04:33:50,470 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:33:50,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:33:50,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1375654324, now seen corresponding path program 1 times [2025-01-09 04:33:50,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:33:50,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616716296] [2025-01-09 04:33:50,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:33:50,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:33:51,172 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-01-09 04:33:51,364 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-01-09 04:33:51,364 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:33:51,364 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:33:52,448 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-09 04:33:52,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:33:52,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616716296] [2025-01-09 04:33:52,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616716296] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:33:52,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 04:33:52,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 04:33:52,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272491882] [2025-01-09 04:33:52,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:33:52,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 04:33:52,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:33:52,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 04:33:52,455 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 04:33:52,457 INFO L87 Difference]: Start difference. First operand 2447 states and 3025 transitions. Second operand has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 4 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:33:57,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:33:57,039 INFO L93 Difference]: Finished difference Result 5548 states and 6959 transitions. [2025-01-09 04:33:57,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 04:33:57,039 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 4 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 208 [2025-01-09 04:33:57,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:33:57,061 INFO L225 Difference]: With dead ends: 5548 [2025-01-09 04:33:57,062 INFO L226 Difference]: Without dead ends: 3106 [2025-01-09 04:33:57,080 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2025-01-09 04:33:57,081 INFO L435 NwaCegarLoop]: 3639 mSDtfsCounter, 5804 mSDsluCounter, 4588 mSDsCounter, 0 mSdLazyCounter, 2050 mSolverCounterSat, 485 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5804 SdHoareTripleChecker+Valid, 8227 SdHoareTripleChecker+Invalid, 2535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 485 IncrementalHoareTripleChecker+Valid, 2050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2025-01-09 04:33:57,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5804 Valid, 8227 Invalid, 2535 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [485 Valid, 2050 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2025-01-09 04:33:57,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3106 states. [2025-01-09 04:33:57,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3106 to 2970. [2025-01-09 04:33:57,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2970 states, 2472 states have (on average 1.186084142394822) internal successors, (2932), 2502 states have internal predecessors, (2932), 419 states have call successors, (419), 78 states have call predecessors, (419), 78 states have return successors, (418), 404 states have call predecessors, (418), 418 states have call successors, (418) [2025-01-09 04:33:57,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2970 states and 3769 transitions. [2025-01-09 04:33:57,221 INFO L78 Accepts]: Start accepts. Automaton has 2970 states and 3769 transitions. Word has length 208 [2025-01-09 04:33:57,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:33:57,223 INFO L471 AbstractCegarLoop]: Abstraction has 2970 states and 3769 transitions. [2025-01-09 04:33:57,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 4 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:33:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 3769 transitions. [2025-01-09 04:33:57,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-01-09 04:33:57,234 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:33:57,234 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:33:57,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 04:33:57,235 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:33:57,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:33:57,235 INFO L85 PathProgramCache]: Analyzing trace with hash 986645983, now seen corresponding path program 1 times [2025-01-09 04:33:57,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:33:57,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115963158] [2025-01-09 04:33:57,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:33:57,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:33:57,695 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-01-09 04:33:57,823 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-01-09 04:33:57,823 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:33:57,823 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:33:58,903 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-01-09 04:33:58,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:33:58,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115963158] [2025-01-09 04:33:58,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115963158] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:33:58,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 04:33:58,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 04:33:58,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064469855] [2025-01-09 04:33:58,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:33:58,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 04:33:58,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:33:58,905 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 04:33:58,905 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 04:33:58,905 INFO L87 Difference]: Start difference. First operand 2970 states and 3769 transitions. Second operand has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 4 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:34:02,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:34:02,386 INFO L93 Difference]: Finished difference Result 6447 states and 8240 transitions. [2025-01-09 04:34:02,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 04:34:02,387 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 4 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 209 [2025-01-09 04:34:02,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:34:02,416 INFO L225 Difference]: With dead ends: 6447 [2025-01-09 04:34:02,417 INFO L226 Difference]: Without dead ends: 3482 [2025-01-09 04:34:02,435 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2025-01-09 04:34:02,437 INFO L435 NwaCegarLoop]: 3516 mSDtfsCounter, 5708 mSDsluCounter, 4570 mSDsCounter, 0 mSdLazyCounter, 2008 mSolverCounterSat, 558 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5708 SdHoareTripleChecker+Valid, 8086 SdHoareTripleChecker+Invalid, 2566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 558 IncrementalHoareTripleChecker+Valid, 2008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2025-01-09 04:34:02,437 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5708 Valid, 8086 Invalid, 2566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [558 Valid, 2008 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2025-01-09 04:34:02,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3482 states. [2025-01-09 04:34:02,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3482 to 3344. [2025-01-09 04:34:02,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3344 states, 2748 states have (on average 1.205604075691412) internal successors, (3313), 2787 states have internal predecessors, (3313), 496 states have call successors, (496), 99 states have call predecessors, (496), 99 states have return successors, (495), 477 states have call predecessors, (495), 495 states have call successors, (495) [2025-01-09 04:34:02,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 3344 states and 4304 transitions. [2025-01-09 04:34:02,619 INFO L78 Accepts]: Start accepts. Automaton has 3344 states and 4304 transitions. Word has length 209 [2025-01-09 04:34:02,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:34:02,620 INFO L471 AbstractCegarLoop]: Abstraction has 3344 states and 4304 transitions. [2025-01-09 04:34:02,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 4 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:34:02,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 4304 transitions. [2025-01-09 04:34:02,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2025-01-09 04:34:02,627 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:34:02,627 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:34:02,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 04:34:02,628 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:34:02,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:34:02,628 INFO L85 PathProgramCache]: Analyzing trace with hash -82474203, now seen corresponding path program 1 times [2025-01-09 04:34:02,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:34:02,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126085317] [2025-01-09 04:34:02,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:02,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:34:03,060 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 205 statements into 1 equivalence classes. [2025-01-09 04:34:03,192 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 205 of 205 statements. [2025-01-09 04:34:03,192 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:03,193 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-09 04:34:04,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:34:04,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126085317] [2025-01-09 04:34:04,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126085317] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:34:04,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 04:34:04,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 04:34:04,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441487947] [2025-01-09 04:34:04,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:34:04,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 04:34:04,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:34:04,972 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 04:34:04,972 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-01-09 04:34:04,972 INFO L87 Difference]: Start difference. First operand 3344 states and 4304 transitions. Second operand has 5 states, 4 states have (on average 45.5) internal successors, (182), 5 states have internal predecessors, (182), 4 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2025-01-09 04:34:07,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:34:07,679 INFO L93 Difference]: Finished difference Result 7057 states and 9144 transitions. [2025-01-09 04:34:07,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 04:34:07,679 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 45.5) internal successors, (182), 5 states have internal predecessors, (182), 4 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) Word has length 205 [2025-01-09 04:34:07,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:34:07,704 INFO L225 Difference]: With dead ends: 7057 [2025-01-09 04:34:07,704 INFO L226 Difference]: Without dead ends: 3718 [2025-01-09 04:34:07,719 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2025-01-09 04:34:07,720 INFO L435 NwaCegarLoop]: 3410 mSDtfsCounter, 3656 mSDsluCounter, 3338 mSDsCounter, 0 mSdLazyCounter, 1651 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3656 SdHoareTripleChecker+Valid, 6748 SdHoareTripleChecker+Invalid, 1659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2025-01-09 04:34:07,721 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3656 Valid, 6748 Invalid, 1659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1651 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2025-01-09 04:34:07,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3718 states. [2025-01-09 04:34:07,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3718 to 3716. [2025-01-09 04:34:07,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3716 states, 3023 states have (on average 1.2216341382732385) internal successors, (3693), 3068 states have internal predecessors, (3693), 573 states have call successors, (573), 119 states have call predecessors, (573), 119 states have return successors, (572), 552 states have call predecessors, (572), 572 states have call successors, (572) [2025-01-09 04:34:07,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 3716 states and 4838 transitions. [2025-01-09 04:34:07,880 INFO L78 Accepts]: Start accepts. Automaton has 3716 states and 4838 transitions. Word has length 205 [2025-01-09 04:34:07,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:34:07,881 INFO L471 AbstractCegarLoop]: Abstraction has 3716 states and 4838 transitions. [2025-01-09 04:34:07,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 45.5) internal successors, (182), 5 states have internal predecessors, (182), 4 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2025-01-09 04:34:07,881 INFO L276 IsEmpty]: Start isEmpty. Operand 3716 states and 4838 transitions. [2025-01-09 04:34:07,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-01-09 04:34:07,888 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:34:07,888 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:34:07,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 04:34:07,888 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:34:07,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:34:07,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1426698858, now seen corresponding path program 1 times [2025-01-09 04:34:07,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:34:07,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883702360] [2025-01-09 04:34:07,889 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:07,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:34:08,454 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-01-09 04:34:08,529 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-01-09 04:34:08,530 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:08,530 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-09 04:34:09,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:34:09,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883702360] [2025-01-09 04:34:09,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883702360] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 04:34:09,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365347651] [2025-01-09 04:34:09,000 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:09,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 04:34:09,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 04:34:09,004 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) [2025-01-09 04:34:09,006 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 [2025-01-09 04:34:10,069 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-01-09 04:34:10,423 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-01-09 04:34:10,423 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:10,423 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:10,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 2845 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-09 04:34:10,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 04:34:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-09 04:34:10,659 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 04:34:10,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365347651] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:34:10,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 04:34:10,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2025-01-09 04:34:10,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389614726] [2025-01-09 04:34:10,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:34:10,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 04:34:10,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:34:10,661 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 04:34:10,661 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-01-09 04:34:10,662 INFO L87 Difference]: Start difference. First operand 3716 states and 4838 transitions. Second operand has 5 states, 5 states have (on average 37.0) internal successors, (185), 5 states have internal predecessors, (185), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:34:13,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:34:13,255 INFO L93 Difference]: Finished difference Result 7664 states and 9961 transitions. [2025-01-09 04:34:13,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 04:34:13,255 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.0) internal successors, (185), 5 states have internal predecessors, (185), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 208 [2025-01-09 04:34:13,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:34:13,281 INFO L225 Difference]: With dead ends: 7664 [2025-01-09 04:34:13,281 INFO L226 Difference]: Without dead ends: 3839 [2025-01-09 04:34:13,301 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-01-09 04:34:13,301 INFO L435 NwaCegarLoop]: 3588 mSDtfsCounter, 1465 mSDsluCounter, 8380 mSDsCounter, 0 mSdLazyCounter, 1603 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 11968 SdHoareTripleChecker+Invalid, 1605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2025-01-09 04:34:13,302 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1465 Valid, 11968 Invalid, 1605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1603 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2025-01-09 04:34:13,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3839 states. [2025-01-09 04:34:13,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3839 to 3703. [2025-01-09 04:34:13,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3703 states, 3015 states have (on average 1.2202321724709784) internal successors, (3679), 3060 states have internal predecessors, (3679), 568 states have call successors, (568), 119 states have call predecessors, (568), 119 states have return successors, (567), 547 states have call predecessors, (567), 567 states have call successors, (567) [2025-01-09 04:34:13,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 3703 states and 4814 transitions. [2025-01-09 04:34:13,493 INFO L78 Accepts]: Start accepts. Automaton has 3703 states and 4814 transitions. Word has length 208 [2025-01-09 04:34:13,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:34:13,494 INFO L471 AbstractCegarLoop]: Abstraction has 3703 states and 4814 transitions. [2025-01-09 04:34:13,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.0) internal successors, (185), 5 states have internal predecessors, (185), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:34:13,498 INFO L276 IsEmpty]: Start isEmpty. Operand 3703 states and 4814 transitions. [2025-01-09 04:34:13,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-01-09 04:34:13,503 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:34:13,503 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:34:13,521 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 04:34:13,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 04:34:13,704 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:34:13,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:34:13,705 INFO L85 PathProgramCache]: Analyzing trace with hash -712231823, now seen corresponding path program 1 times [2025-01-09 04:34:13,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:34:13,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630916694] [2025-01-09 04:34:13,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:13,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:34:14,064 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-01-09 04:34:14,129 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-01-09 04:34:14,129 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:14,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:14,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-01-09 04:34:14,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:34:14,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630916694] [2025-01-09 04:34:14,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630916694] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 04:34:14,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076451547] [2025-01-09 04:34:14,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:14,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 04:34:14,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 04:34:14,675 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 04:34:14,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 04:34:15,759 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-01-09 04:34:16,050 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-01-09 04:34:16,050 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:16,050 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:16,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 2847 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-01-09 04:34:16,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 04:34:16,225 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-09 04:34:16,225 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 04:34:16,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1076451547] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:34:16,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 04:34:16,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2025-01-09 04:34:16,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921630002] [2025-01-09 04:34:16,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:34:16,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 04:34:16,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:34:16,229 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 04:34:16,229 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-01-09 04:34:16,229 INFO L87 Difference]: Start difference. First operand 3703 states and 4814 transitions. Second operand has 5 states, 5 states have (on average 37.4) internal successors, (187), 5 states have internal predecessors, (187), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:34:17,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:34:17,507 INFO L93 Difference]: Finished difference Result 7595 states and 9856 transitions. [2025-01-09 04:34:17,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 04:34:17,508 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.4) internal successors, (187), 5 states have internal predecessors, (187), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 209 [2025-01-09 04:34:17,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:34:17,530 INFO L225 Difference]: With dead ends: 7595 [2025-01-09 04:34:17,530 INFO L226 Difference]: Without dead ends: 3831 [2025-01-09 04:34:17,544 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-01-09 04:34:17,545 INFO L435 NwaCegarLoop]: 3566 mSDtfsCounter, 1170 mSDsluCounter, 6431 mSDsCounter, 0 mSdLazyCounter, 1045 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1170 SdHoareTripleChecker+Valid, 9997 SdHoareTripleChecker+Invalid, 1047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1045 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-01-09 04:34:17,545 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1170 Valid, 9997 Invalid, 1047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1045 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-01-09 04:34:17,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3831 states. [2025-01-09 04:34:17,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3831 to 3693. [2025-01-09 04:34:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3693 states, 3009 states have (on average 1.2190096377534065) internal successors, (3668), 3054 states have internal predecessors, (3668), 564 states have call successors, (564), 119 states have call predecessors, (564), 119 states have return successors, (563), 543 states have call predecessors, (563), 563 states have call successors, (563) [2025-01-09 04:34:17,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 3693 states and 4795 transitions. [2025-01-09 04:34:17,690 INFO L78 Accepts]: Start accepts. Automaton has 3693 states and 4795 transitions. Word has length 209 [2025-01-09 04:34:17,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:34:17,691 INFO L471 AbstractCegarLoop]: Abstraction has 3693 states and 4795 transitions. [2025-01-09 04:34:17,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.4) internal successors, (187), 5 states have internal predecessors, (187), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:34:17,691 INFO L276 IsEmpty]: Start isEmpty. Operand 3693 states and 4795 transitions. [2025-01-09 04:34:17,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-01-09 04:34:17,696 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:34:17,696 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:34:17,712 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-09 04:34:17,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 04:34:17,897 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:34:17,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:34:17,898 INFO L85 PathProgramCache]: Analyzing trace with hash 544599172, now seen corresponding path program 1 times [2025-01-09 04:34:17,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:34:17,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727878842] [2025-01-09 04:34:17,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:17,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:34:18,211 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-01-09 04:34:18,268 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-01-09 04:34:18,268 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:18,268 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-01-09 04:34:18,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:34:18,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727878842] [2025-01-09 04:34:18,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727878842] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 04:34:18,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742128180] [2025-01-09 04:34:18,807 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:18,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 04:34:18,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 04:34:18,809 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 04:34:18,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-09 04:34:19,773 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-01-09 04:34:20,046 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-01-09 04:34:20,046 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:20,046 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:20,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 2849 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-01-09 04:34:20,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 04:34:20,175 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-01-09 04:34:20,175 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 04:34:20,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742128180] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:34:20,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 04:34:20,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2025-01-09 04:34:20,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733361522] [2025-01-09 04:34:20,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:34:20,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 04:34:20,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:34:20,177 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 04:34:20,177 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-01-09 04:34:20,177 INFO L87 Difference]: Start difference. First operand 3693 states and 4795 transitions. Second operand has 5 states, 5 states have (on average 37.8) internal successors, (189), 5 states have internal predecessors, (189), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:34:22,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:34:22,029 INFO L93 Difference]: Finished difference Result 8184 states and 10623 transitions. [2025-01-09 04:34:22,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 04:34:22,029 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.8) internal successors, (189), 5 states have internal predecessors, (189), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 210 [2025-01-09 04:34:22,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:34:22,054 INFO L225 Difference]: With dead ends: 8184 [2025-01-09 04:34:22,054 INFO L226 Difference]: Without dead ends: 4496 [2025-01-09 04:34:22,065 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-01-09 04:34:22,065 INFO L435 NwaCegarLoop]: 3916 mSDtfsCounter, 1737 mSDsluCounter, 9135 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1737 SdHoareTripleChecker+Valid, 13051 SdHoareTripleChecker+Invalid, 1637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2025-01-09 04:34:22,065 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1737 Valid, 13051 Invalid, 1637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2025-01-09 04:34:22,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2025-01-09 04:34:22,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 4167. [2025-01-09 04:34:22,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4167 states, 3351 states have (on average 1.23455684870188) internal successors, (4137), 3407 states have internal predecessors, (4137), 672 states have call successors, (672), 142 states have call predecessors, (672), 143 states have return successors, (672), 647 states have call predecessors, (672), 671 states have call successors, (672) [2025-01-09 04:34:22,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4167 states to 4167 states and 5481 transitions. [2025-01-09 04:34:22,229 INFO L78 Accepts]: Start accepts. Automaton has 4167 states and 5481 transitions. Word has length 210 [2025-01-09 04:34:22,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:34:22,229 INFO L471 AbstractCegarLoop]: Abstraction has 4167 states and 5481 transitions. [2025-01-09 04:34:22,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.8) internal successors, (189), 5 states have internal predecessors, (189), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:34:22,233 INFO L276 IsEmpty]: Start isEmpty. Operand 4167 states and 5481 transitions. [2025-01-09 04:34:22,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-01-09 04:34:22,240 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:34:22,241 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:34:22,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-01-09 04:34:22,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 04:34:22,442 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:34:22,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:34:22,446 INFO L85 PathProgramCache]: Analyzing trace with hash 688944702, now seen corresponding path program 1 times [2025-01-09 04:34:22,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:34:22,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255980310] [2025-01-09 04:34:22,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:22,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:34:22,737 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-01-09 04:34:22,790 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-01-09 04:34:22,791 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:22,791 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:23,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-01-09 04:34:23,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:34:23,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255980310] [2025-01-09 04:34:23,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255980310] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 04:34:23,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790313682] [2025-01-09 04:34:23,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:23,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 04:34:23,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 04:34:23,419 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 04:34:23,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-01-09 04:34:24,428 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-01-09 04:34:24,689 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-01-09 04:34:24,689 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:24,689 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:24,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 2847 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-01-09 04:34:24,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 04:34:24,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-01-09 04:34:24,834 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 04:34:24,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790313682] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:34:24,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 04:34:24,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2025-01-09 04:34:24,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498478590] [2025-01-09 04:34:24,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:34:24,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 04:34:24,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:34:24,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 04:34:24,836 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-01-09 04:34:24,836 INFO L87 Difference]: Start difference. First operand 4167 states and 5481 transitions. Second operand has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:34:26,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:34:26,526 INFO L93 Difference]: Finished difference Result 8331 states and 10964 transitions. [2025-01-09 04:34:26,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 04:34:26,527 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 210 [2025-01-09 04:34:26,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:34:26,555 INFO L225 Difference]: With dead ends: 8331 [2025-01-09 04:34:26,555 INFO L226 Difference]: Without dead ends: 4169 [2025-01-09 04:34:26,570 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-01-09 04:34:26,571 INFO L435 NwaCegarLoop]: 2937 mSDtfsCounter, 1039 mSDsluCounter, 5737 mSDsCounter, 0 mSdLazyCounter, 1016 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1039 SdHoareTripleChecker+Valid, 8674 SdHoareTripleChecker+Invalid, 1018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2025-01-09 04:34:26,571 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1039 Valid, 8674 Invalid, 1018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1016 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2025-01-09 04:34:26,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4169 states. [2025-01-09 04:34:26,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4169 to 4167. [2025-01-09 04:34:26,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4167 states, 3351 states have (on average 1.2342584303193076) internal successors, (4136), 3407 states have internal predecessors, (4136), 672 states have call successors, (672), 142 states have call predecessors, (672), 143 states have return successors, (672), 647 states have call predecessors, (672), 671 states have call successors, (672) [2025-01-09 04:34:26,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4167 states to 4167 states and 5480 transitions. [2025-01-09 04:34:26,745 INFO L78 Accepts]: Start accepts. Automaton has 4167 states and 5480 transitions. Word has length 210 [2025-01-09 04:34:26,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:34:26,746 INFO L471 AbstractCegarLoop]: Abstraction has 4167 states and 5480 transitions. [2025-01-09 04:34:26,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 5 states have internal predecessors, (190), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2025-01-09 04:34:26,746 INFO L276 IsEmpty]: Start isEmpty. Operand 4167 states and 5480 transitions. [2025-01-09 04:34:26,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-01-09 04:34:26,754 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:34:26,754 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:34:26,770 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-01-09 04:34:26,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2025-01-09 04:34:26,955 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:34:26,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:34:26,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1033599872, now seen corresponding path program 1 times [2025-01-09 04:34:26,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:34:26,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195883729] [2025-01-09 04:34:26,956 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:26,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:34:27,231 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-01-09 04:34:27,280 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-01-09 04:34:27,280 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:27,280 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-01-09 04:34:27,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:34:27,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195883729] [2025-01-09 04:34:27,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195883729] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:34:27,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 04:34:27,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 04:34:27,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650133620] [2025-01-09 04:34:27,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:34:27,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 04:34:27,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:34:27,795 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 04:34:27,795 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 04:34:27,796 INFO L87 Difference]: Start difference. First operand 4167 states and 5480 transitions. Second operand has 6 states, 6 states have (on average 30.833333333333332) internal successors, (185), 6 states have internal predecessors, (185), 3 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2025-01-09 04:34:30,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:34:30,282 INFO L93 Difference]: Finished difference Result 7849 states and 10260 transitions. [2025-01-09 04:34:30,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 04:34:30,282 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.833333333333332) internal successors, (185), 6 states have internal predecessors, (185), 3 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 220 [2025-01-09 04:34:30,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:34:30,308 INFO L225 Difference]: With dead ends: 7849 [2025-01-09 04:34:30,308 INFO L226 Difference]: Without dead ends: 3687 [2025-01-09 04:34:30,324 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2025-01-09 04:34:30,325 INFO L435 NwaCegarLoop]: 3480 mSDtfsCounter, 6644 mSDsluCounter, 2639 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 845 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6644 SdHoareTripleChecker+Valid, 6119 SdHoareTripleChecker+Invalid, 2234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 845 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2025-01-09 04:34:30,325 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6644 Valid, 6119 Invalid, 2234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [845 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2025-01-09 04:34:30,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3687 states. [2025-01-09 04:34:30,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3687 to 3685. [2025-01-09 04:34:30,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3685 states, 3004 states have (on average 1.2173768308921438) internal successors, (3657), 3049 states have internal predecessors, (3657), 561 states have call successors, (561), 119 states have call predecessors, (561), 119 states have return successors, (560), 540 states have call predecessors, (560), 560 states have call successors, (560) [2025-01-09 04:34:30,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 4778 transitions. [2025-01-09 04:34:30,476 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 4778 transitions. Word has length 220 [2025-01-09 04:34:30,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:34:30,478 INFO L471 AbstractCegarLoop]: Abstraction has 3685 states and 4778 transitions. [2025-01-09 04:34:30,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.833333333333332) internal successors, (185), 6 states have internal predecessors, (185), 3 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2025-01-09 04:34:30,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 4778 transitions. [2025-01-09 04:34:30,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-01-09 04:34:30,483 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:34:30,484 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:34:30,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-01-09 04:34:30,484 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:34:30,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:34:30,485 INFO L85 PathProgramCache]: Analyzing trace with hash 268444166, now seen corresponding path program 1 times [2025-01-09 04:34:30,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:34:30,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363233004] [2025-01-09 04:34:30,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:30,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:34:30,818 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-01-09 04:34:30,871 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-01-09 04:34:30,872 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:30,872 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:31,334 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-09 04:34:31,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:34:31,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363233004] [2025-01-09 04:34:31,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363233004] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:34:31,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 04:34:31,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 04:34:31,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620993637] [2025-01-09 04:34:31,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:34:31,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 04:34:31,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:34:31,336 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 04:34:31,336 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 04:34:31,336 INFO L87 Difference]: Start difference. First operand 3685 states and 4778 transitions. Second operand has 6 states, 6 states have (on average 31.833333333333332) internal successors, (191), 6 states have internal predecessors, (191), 3 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2025-01-09 04:34:34,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:34:34,052 INFO L93 Difference]: Finished difference Result 7367 states and 9557 transitions. [2025-01-09 04:34:34,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 04:34:34,053 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 31.833333333333332) internal successors, (191), 6 states have internal predecessors, (191), 3 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 220 [2025-01-09 04:34:34,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:34:34,075 INFO L225 Difference]: With dead ends: 7367 [2025-01-09 04:34:34,075 INFO L226 Difference]: Without dead ends: 3687 [2025-01-09 04:34:34,090 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2025-01-09 04:34:34,091 INFO L435 NwaCegarLoop]: 3386 mSDtfsCounter, 5644 mSDsluCounter, 4439 mSDsCounter, 0 mSdLazyCounter, 2046 mSolverCounterSat, 570 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5644 SdHoareTripleChecker+Valid, 7825 SdHoareTripleChecker+Invalid, 2616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 570 IncrementalHoareTripleChecker+Valid, 2046 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2025-01-09 04:34:34,091 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5644 Valid, 7825 Invalid, 2616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [570 Valid, 2046 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2025-01-09 04:34:34,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3687 states. [2025-01-09 04:34:34,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3687 to 3685. [2025-01-09 04:34:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3685 states, 3004 states have (on average 1.2170439414114513) internal successors, (3656), 3049 states have internal predecessors, (3656), 561 states have call successors, (561), 119 states have call predecessors, (561), 119 states have return successors, (560), 540 states have call predecessors, (560), 560 states have call successors, (560) [2025-01-09 04:34:34,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 4777 transitions. [2025-01-09 04:34:34,243 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 4777 transitions. Word has length 220 [2025-01-09 04:34:34,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:34:34,244 INFO L471 AbstractCegarLoop]: Abstraction has 3685 states and 4777 transitions. [2025-01-09 04:34:34,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 31.833333333333332) internal successors, (191), 6 states have internal predecessors, (191), 3 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2025-01-09 04:34:34,244 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 4777 transitions. [2025-01-09 04:34:34,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2025-01-09 04:34:34,250 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:34:34,250 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:34:34,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-01-09 04:34:34,251 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:34:34,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:34:34,252 INFO L85 PathProgramCache]: Analyzing trace with hash 826979513, now seen corresponding path program 1 times [2025-01-09 04:34:34,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:34:34,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822788026] [2025-01-09 04:34:34,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:34,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:34:34,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 223 statements into 1 equivalence classes. [2025-01-09 04:34:34,724 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 223 of 223 statements. [2025-01-09 04:34:34,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:34:34,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:34:35,099 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-09 04:34:35,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:34:35,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822788026] [2025-01-09 04:34:35,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822788026] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 04:34:35,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 04:34:35,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 04:34:35,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585922126] [2025-01-09 04:34:35,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 04:34:35,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 04:34:35,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:34:35,100 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 04:34:35,100 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 04:34:35,100 INFO L87 Difference]: Start difference. First operand 3685 states and 4777 transitions. Second operand has 6 states, 6 states have (on average 32.0) internal successors, (192), 6 states have internal predecessors, (192), 4 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2025-01-09 04:34:38,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 04:34:38,033 INFO L93 Difference]: Finished difference Result 7499 states and 9703 transitions. [2025-01-09 04:34:38,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 04:34:38,034 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 32.0) internal successors, (192), 6 states have internal predecessors, (192), 4 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) Word has length 223 [2025-01-09 04:34:38,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 04:34:38,055 INFO L225 Difference]: With dead ends: 7499 [2025-01-09 04:34:38,055 INFO L226 Difference]: Without dead ends: 3819 [2025-01-09 04:34:38,068 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2025-01-09 04:34:38,069 INFO L435 NwaCegarLoop]: 3615 mSDtfsCounter, 4970 mSDsluCounter, 3759 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 370 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4970 SdHoareTripleChecker+Valid, 7374 SdHoareTripleChecker+Invalid, 2252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 370 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2025-01-09 04:34:38,069 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4970 Valid, 7374 Invalid, 2252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [370 Valid, 1882 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2025-01-09 04:34:38,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3819 states. [2025-01-09 04:34:38,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3819 to 3683. [2025-01-09 04:34:38,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3683 states, 3003 states have (on average 1.2167832167832169) internal successors, (3654), 3048 states have internal predecessors, (3654), 560 states have call successors, (560), 119 states have call predecessors, (560), 119 states have return successors, (559), 539 states have call predecessors, (559), 559 states have call successors, (559) [2025-01-09 04:34:38,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3683 states and 4773 transitions. [2025-01-09 04:34:38,224 INFO L78 Accepts]: Start accepts. Automaton has 3683 states and 4773 transitions. Word has length 223 [2025-01-09 04:34:38,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 04:34:38,224 INFO L471 AbstractCegarLoop]: Abstraction has 3683 states and 4773 transitions. [2025-01-09 04:34:38,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 32.0) internal successors, (192), 6 states have internal predecessors, (192), 4 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2025-01-09 04:34:38,225 INFO L276 IsEmpty]: Start isEmpty. Operand 3683 states and 4773 transitions. [2025-01-09 04:34:38,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2025-01-09 04:34:38,228 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:34:38,229 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:34:38,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-01-09 04:34:38,229 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:34:38,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:34:38,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1410746749, now seen corresponding path program 1 times [2025-01-09 04:34:38,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:34:38,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257723436] [2025-01-09 04:34:38,230 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:34:38,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms