./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa59ed4452a7d9a50756d383eacb845b850d310f41936ec2f7ad520def2e3c6c --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 06:06:09,892 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 06:06:10,008 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 06:06:10,019 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 06:06:10,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 06:06:10,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 06:06:10,064 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 06:06:10,064 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 06:06:10,065 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 06:06:10,065 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 06:06:10,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 06:06:10,065 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 06:06:10,065 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 06:06:10,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 06:06:10,065 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 06:06:10,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 06:06:10,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 06:06:10,065 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 06:06:10,065 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 06:06:10,065 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 06:06:10,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 06:06:10,066 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 06:06:10,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 06:06:10,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 06:06:10,067 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 06:06:10,067 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 06:06:10,067 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 06:06:10,067 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 06:06:10,067 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa59ed4452a7d9a50756d383eacb845b850d310f41936ec2f7ad520def2e3c6c [2025-03-08 06:06:10,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 06:06:10,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 06:06:10,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 06:06:10,535 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 06:06:10,536 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 06:06:10,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2025-03-08 06:06:12,349 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8076d0d5/77d01dfd0c6d43f6b479698a358468e0/FLAG5753cea73 [2025-03-08 06:06:12,980 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 06:06:12,982 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2025-03-08 06:06:13,005 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8076d0d5/77d01dfd0c6d43f6b479698a358468e0/FLAG5753cea73 [2025-03-08 06:06:13,023 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8076d0d5/77d01dfd0c6d43f6b479698a358468e0 [2025-03-08 06:06:13,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 06:06:13,026 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 06:06:13,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 06:06:13,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 06:06:13,031 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 06:06:13,032 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 06:06:13" (1/1) ... [2025-03-08 06:06:13,033 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d2854d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:13, skipping insertion in model container [2025-03-08 06:06:13,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 06:06:13" (1/1) ... [2025-03-08 06:06:13,082 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 06:06:13,254 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c[2062,2075] [2025-03-08 06:06:14,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 06:06:14,055 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 06:06:14,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok2.i","-S") [44] [2025-03-08 06:06:14,079 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c[2062,2075] [2025-03-08 06:06:14,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 06:06:14,547 INFO L204 MainTranslator]: Completed translation [2025-03-08 06:06:14,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14 WrapperNode [2025-03-08 06:06:14,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 06:06:14,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 06:06:14,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 06:06:14,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 06:06:14,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:14,674 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:14,989 INFO L138 Inliner]: procedures = 73, calls = 3161, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 6406 [2025-03-08 06:06:14,990 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 06:06:14,991 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 06:06:14,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 06:06:14,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 06:06:14,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:14,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:15,242 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:15,379 INFO L175 MemorySlicer]: Split 2493 memory accesses to 32 slices as follows [8, 2, 8, 2, 50, 5, 3, 264, 272, 144, 112, 57, 57, 82, 105, 82, 105, 82, 105, 82, 7, 105, 82, 105, 82, 4, 105, 82, 105, 82, 105, 2]. 11 percent of accesses are in the largest equivalence class. The 493 initializations are split as follows [0, 0, 0, 2, 0, 2, 1, 24, 24, 2, 2, 1, 1, 27, 27, 27, 27, 27, 27, 27, 2, 27, 27, 27, 27, 0, 27, 27, 27, 27, 27, 0]. The 527 writes are split as follows [4, 1, 4, 0, 26, 1, 1, 24, 24, 2, 2, 1, 1, 28, 26, 28, 26, 28, 26, 28, 3, 26, 28, 26, 28, 0, 26, 28, 26, 28, 26, 1]. [2025-03-08 06:06:15,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:15,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:15,604 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:15,632 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:15,684 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:15,711 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:15,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 06:06:15,775 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 06:06:15,775 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 06:06:15,775 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 06:06:15,777 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (1/1) ... [2025-03-08 06:06:15,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 06:06:15,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 06:06:15,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 06:06:15,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_trans [2025-03-08 06:06:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_trans [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2025-03-08 06:06:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-03-08 06:06:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-03-08 06:06:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 06:06:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-03-08 06:06:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-03-08 06:06:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-03-08 06:06:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2025-03-08 06:06:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-03-08 06:06:15,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2025-03-08 06:06:15,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-03-08 06:06:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-03-08 06:06:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2025-03-08 06:06:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2025-03-08 06:06:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-03-08 06:06:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-03-08 06:06:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-03-08 06:06:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 06:06:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 06:06:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 06:06:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 06:06:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-08 06:06:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-08 06:06:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-08 06:06:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-08 06:06:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-08 06:06:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-08 06:06:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-03-08 06:06:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-03-08 06:06:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-03-08 06:06:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-03-08 06:06:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2025-03-08 06:06:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2025-03-08 06:06:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-03-08 06:06:15,884 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-03-08 06:06:15,884 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2025-03-08 06:06:15,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2025-03-08 06:06:15,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 06:06:15,884 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-08 06:06:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 06:06:15,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-03-08 06:06:15,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-03-08 06:06:15,885 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-03-08 06:06:15,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-03-08 06:06:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2025-03-08 06:06:15,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2025-03-08 06:06:16,587 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 06:06:16,592 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 06:06:17,210 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L240: call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset);havoc OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset;call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset);havoc OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset; [2025-03-08 06:06:17,211 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L101: call ULTIMATE.dealloc(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset);havoc balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset;call ULTIMATE.dealloc(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset);havoc balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset; [2025-03-08 06:06:27,686 INFO L? ?]: Removed 348 outVars from TransFormulas that were not future-live. [2025-03-08 06:06:27,686 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 06:06:27,740 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 06:06:27,740 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 06:06:27,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 06:06:27 BoogieIcfgContainer [2025-03-08 06:06:27,740 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 06:06:27,742 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 06:06:27,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 06:06:27,753 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 06:06:27,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 06:06:13" (1/3) ... [2025-03-08 06:06:27,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@968db29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 06:06:27, skipping insertion in model container [2025-03-08 06:06:27,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:06:14" (2/3) ... [2025-03-08 06:06:27,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@968db29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 06:06:27, skipping insertion in model container [2025-03-08 06:06:27,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 06:06:27" (3/3) ... [2025-03-08 06:06:27,760 INFO L128 eAbstractionObserver]: Analyzing ICFG rekcba_aso.2.M1-1.c [2025-03-08 06:06:27,785 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 06:06:27,794 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekcba_aso.2.M1-1.c that has 25 procedures, 1639 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 06:06:27,992 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 06:06:28,013 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;@6b00909f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 06:06:28,014 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 06:06:28,030 INFO L276 IsEmpty]: Start isEmpty. Operand has 1639 states, 1016 states have (on average 1.2559055118110236) internal successors, (1276), 1049 states have internal predecessors, (1276), 597 states have call successors, (597), 24 states have call predecessors, (597), 24 states have return successors, (597), 594 states have call predecessors, (597), 597 states have call successors, (597) [2025-03-08 06:06:28,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1659 [2025-03-08 06:06:28,264 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:06:28,266 INFO L218 NwaCegarLoop]: trace histogram [241, 241, 241, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 06:06:28,266 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:06:28,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:06:28,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1805575051, now seen corresponding path program 1 times [2025-03-08 06:06:28,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:06:28,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998340600] [2025-03-08 06:06:28,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:06:28,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:06:31,716 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1658 statements into 1 equivalence classes. [2025-03-08 06:06:32,015 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1658 of 1658 statements. [2025-03-08 06:06:32,018 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:06:32,019 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:06:34,412 INFO L134 CoverageAnalysis]: Checked inductivity of 115680 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 115200 trivial. 0 not checked. [2025-03-08 06:06:34,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 06:06:34,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998340600] [2025-03-08 06:06:34,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998340600] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 06:06:34,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261500665] [2025-03-08 06:06:34,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:06:34,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 06:06:34,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 06:06:34,426 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 06:06:34,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 06:06:38,237 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1658 statements into 1 equivalence classes. [2025-03-08 06:06:39,280 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1658 of 1658 statements. [2025-03-08 06:06:39,281 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:06:39,281 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:06:39,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 6387 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 06:06:39,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 06:06:39,652 INFO L134 CoverageAnalysis]: Checked inductivity of 115680 backedges. 480 proven. 0 refuted. 0 times theorem prover too weak. 115200 trivial. 0 not checked. [2025-03-08 06:06:39,656 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 06:06:39,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261500665] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 06:06:39,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 06:06:39,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 06:06:39,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015907877] [2025-03-08 06:06:39,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 06:06:39,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 06:06:39,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 06:06:39,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 06:06:39,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 06:06:39,736 INFO L87 Difference]: Start difference. First operand has 1639 states, 1016 states have (on average 1.2559055118110236) internal successors, (1276), 1049 states have internal predecessors, (1276), 597 states have call successors, (597), 24 states have call predecessors, (597), 24 states have return successors, (597), 594 states have call predecessors, (597), 597 states have call successors, (597) Second operand has 2 states, 2 states have (on average 228.5) internal successors, (457), 2 states have internal predecessors, (457), 2 states have call successors, (242), 2 states have call predecessors, (242), 1 states have return successors, (241), 1 states have call predecessors, (241), 2 states have call successors, (241) [2025-03-08 06:06:40,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 06:06:40,062 INFO L93 Difference]: Finished difference Result 3273 states and 5503 transitions. [2025-03-08 06:06:40,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 06:06:40,069 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 228.5) internal successors, (457), 2 states have internal predecessors, (457), 2 states have call successors, (242), 2 states have call predecessors, (242), 1 states have return successors, (241), 1 states have call predecessors, (241), 2 states have call successors, (241) Word has length 1658 [2025-03-08 06:06:40,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 06:06:40,127 INFO L225 Difference]: With dead ends: 3273 [2025-03-08 06:06:40,131 INFO L226 Difference]: Without dead ends: 1631 [2025-03-08 06:06:40,167 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1659 GetRequests, 1659 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 06:06:40,171 INFO L435 NwaCegarLoop]: 2468 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, 2468 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 [2025-03-08 06:06:40,173 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2468 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 06:06:40,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2025-03-08 06:06:40,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1631. [2025-03-08 06:06:40,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1631 states, 1009 states have (on average 1.2547076313181367) internal successors, (1266), 1042 states have internal predecessors, (1266), 597 states have call successors, (597), 24 states have call predecessors, (597), 24 states have return successors, (596), 593 states have call predecessors, (596), 596 states have call successors, (596) [2025-03-08 06:06:40,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1631 states and 2459 transitions. [2025-03-08 06:06:40,675 INFO L78 Accepts]: Start accepts. Automaton has 1631 states and 2459 transitions. Word has length 1658 [2025-03-08 06:06:40,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 06:06:40,677 INFO L471 AbstractCegarLoop]: Abstraction has 1631 states and 2459 transitions. [2025-03-08 06:06:40,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 228.5) internal successors, (457), 2 states have internal predecessors, (457), 2 states have call successors, (242), 2 states have call predecessors, (242), 1 states have return successors, (241), 1 states have call predecessors, (241), 2 states have call successors, (241) [2025-03-08 06:06:40,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2459 transitions. [2025-03-08 06:06:40,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1659 [2025-03-08 06:06:40,822 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:06:40,823 INFO L218 NwaCegarLoop]: trace histogram [241, 241, 241, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 06:06:40,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-08 06:06:41,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 06:06:41,025 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:06:41,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:06:41,031 INFO L85 PathProgramCache]: Analyzing trace with hash 334217242, now seen corresponding path program 1 times [2025-03-08 06:06:41,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:06:41,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635320399] [2025-03-08 06:06:41,033 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:06:41,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:06:42,815 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1658 statements into 1 equivalence classes. [2025-03-08 06:06:46,559 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1658 of 1658 statements. [2025-03-08 06:06:46,563 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:06:46,564 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:07:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 115680 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115680 trivial. 0 not checked. [2025-03-08 06:07:00,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 06:07:00,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635320399] [2025-03-08 06:07:00,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635320399] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 06:07:00,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 06:07:00,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 06:07:00,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766847086] [2025-03-08 06:07:00,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 06:07:00,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 06:07:00,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 06:07:00,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 06:07:00,187 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 06:07:00,188 INFO L87 Difference]: Start difference. First operand 1631 states and 2459 transitions. Second operand has 6 states, 5 states have (on average 91.0) internal successors, (455), 5 states have internal predecessors, (455), 2 states have call successors, (242), 2 states have call predecessors, (242), 1 states have return successors, (241), 1 states have call predecessors, (241), 1 states have call successors, (241) [2025-03-08 06:07:01,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 06:07:01,076 INFO L93 Difference]: Finished difference Result 2472 states and 3723 transitions. [2025-03-08 06:07:01,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 06:07:01,081 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 91.0) internal successors, (455), 5 states have internal predecessors, (455), 2 states have call successors, (242), 2 states have call predecessors, (242), 1 states have return successors, (241), 1 states have call predecessors, (241), 1 states have call successors, (241) Word has length 1658 [2025-03-08 06:07:01,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 06:07:01,136 INFO L225 Difference]: With dead ends: 2472 [2025-03-08 06:07:01,139 INFO L226 Difference]: Without dead ends: 2470 [2025-03-08 06:07:01,146 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-08 06:07:01,147 INFO L435 NwaCegarLoop]: 2446 mSDtfsCounter, 1773 mSDsluCounter, 8499 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1773 SdHoareTripleChecker+Valid, 10945 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 06:07:01,148 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1773 Valid, 10945 Invalid, 190 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 06:07:01,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2470 states. [2025-03-08 06:07:01,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2470 to 2468. [2025-03-08 06:07:01,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2468 states, 1485 states have (on average 1.2255892255892256) internal successors, (1820), 1545 states have internal predecessors, (1820), 939 states have call successors, (939), 43 states have call predecessors, (939), 43 states have return successors, (961), 932 states have call predecessors, (961), 937 states have call successors, (961) [2025-03-08 06:07:01,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2468 states and 3720 transitions. [2025-03-08 06:07:01,658 INFO L78 Accepts]: Start accepts. Automaton has 2468 states and 3720 transitions. Word has length 1658 [2025-03-08 06:07:01,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 06:07:01,661 INFO L471 AbstractCegarLoop]: Abstraction has 2468 states and 3720 transitions. [2025-03-08 06:07:01,668 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 91.0) internal successors, (455), 5 states have internal predecessors, (455), 2 states have call successors, (242), 2 states have call predecessors, (242), 1 states have return successors, (241), 1 states have call predecessors, (241), 1 states have call successors, (241) [2025-03-08 06:07:01,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 3720 transitions. [2025-03-08 06:07:01,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1665 [2025-03-08 06:07:01,746 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:07:01,747 INFO L218 NwaCegarLoop]: trace histogram [241, 241, 241, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 06:07:01,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 06:07:01,748 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:07:01,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:07:01,750 INFO L85 PathProgramCache]: Analyzing trace with hash -716601925, now seen corresponding path program 1 times [2025-03-08 06:07:01,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:07:01,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029266968] [2025-03-08 06:07:01,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:07:01,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:07:03,273 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1664 statements into 1 equivalence classes. [2025-03-08 06:07:05,101 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1664 of 1664 statements. [2025-03-08 06:07:05,107 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:07:05,107 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:07:10,314 INFO L134 CoverageAnalysis]: Checked inductivity of 115682 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115680 trivial. 0 not checked. [2025-03-08 06:07:10,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 06:07:10,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029266968] [2025-03-08 06:07:10,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029266968] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 06:07:10,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 06:07:10,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 06:07:10,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821893492] [2025-03-08 06:07:10,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 06:07:10,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 06:07:10,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 06:07:10,324 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 06:07:10,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 06:07:10,325 INFO L87 Difference]: Start difference. First operand 2468 states and 3720 transitions. Second operand has 6 states, 5 states have (on average 91.8) internal successors, (459), 5 states have internal predecessors, (459), 2 states have call successors, (243), 2 states have call predecessors, (243), 1 states have return successors, (242), 1 states have call predecessors, (242), 1 states have call successors, (242) [2025-03-08 06:07:11,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 06:07:11,070 INFO L93 Difference]: Finished difference Result 2476 states and 3726 transitions. [2025-03-08 06:07:11,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 06:07:11,072 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 91.8) internal successors, (459), 5 states have internal predecessors, (459), 2 states have call successors, (243), 2 states have call predecessors, (243), 1 states have return successors, (242), 1 states have call predecessors, (242), 1 states have call successors, (242) Word has length 1664 [2025-03-08 06:07:11,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 06:07:11,108 INFO L225 Difference]: With dead ends: 2476 [2025-03-08 06:07:11,108 INFO L226 Difference]: Without dead ends: 2474 [2025-03-08 06:07:11,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-08 06:07:11,113 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 1768 mSDsluCounter, 8503 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1768 SdHoareTripleChecker+Valid, 10952 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-08 06:07:11,114 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1768 Valid, 10952 Invalid, 191 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-08 06:07:11,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2474 states. [2025-03-08 06:07:11,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2474 to 2472. [2025-03-08 06:07:11,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2472 states, 1488 states have (on average 1.2251344086021505) internal successors, (1823), 1548 states have internal predecessors, (1823), 939 states have call successors, (939), 44 states have call predecessors, (939), 44 states have return successors, (961), 932 states have call predecessors, (961), 937 states have call successors, (961) [2025-03-08 06:07:11,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2472 states and 3723 transitions. [2025-03-08 06:07:11,403 INFO L78 Accepts]: Start accepts. Automaton has 2472 states and 3723 transitions. Word has length 1664 [2025-03-08 06:07:11,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 06:07:11,406 INFO L471 AbstractCegarLoop]: Abstraction has 2472 states and 3723 transitions. [2025-03-08 06:07:11,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 91.8) internal successors, (459), 5 states have internal predecessors, (459), 2 states have call successors, (243), 2 states have call predecessors, (243), 1 states have return successors, (242), 1 states have call predecessors, (242), 1 states have call successors, (242) [2025-03-08 06:07:11,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 3723 transitions. [2025-03-08 06:07:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1671 [2025-03-08 06:07:11,438 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:07:11,439 INFO L218 NwaCegarLoop]: trace histogram [241, 241, 241, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 06:07:11,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 06:07:11,440 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:07:11,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:07:11,441 INFO L85 PathProgramCache]: Analyzing trace with hash -909900386, now seen corresponding path program 1 times [2025-03-08 06:07:11,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:07:11,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168897425] [2025-03-08 06:07:11,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:07:11,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:07:12,837 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1670 statements into 1 equivalence classes. [2025-03-08 06:07:13,948 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1670 of 1670 statements. [2025-03-08 06:07:13,949 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:07:13,949 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:07:17,170 INFO L134 CoverageAnalysis]: Checked inductivity of 115688 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 115684 trivial. 0 not checked. [2025-03-08 06:07:17,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 06:07:17,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168897425] [2025-03-08 06:07:17,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168897425] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 06:07:17,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 06:07:17,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 06:07:17,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140017419] [2025-03-08 06:07:17,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 06:07:17,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 06:07:17,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 06:07:17,174 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 06:07:17,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 06:07:17,175 INFO L87 Difference]: Start difference. First operand 2472 states and 3723 transitions. Second operand has 6 states, 5 states have (on average 92.0) internal successors, (460), 5 states have internal predecessors, (460), 2 states have call successors, (244), 2 states have call predecessors, (244), 1 states have return successors, (243), 1 states have call predecessors, (243), 1 states have call successors, (243) [2025-03-08 06:07:17,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 06:07:17,606 INFO L93 Difference]: Finished difference Result 2480 states and 3729 transitions. [2025-03-08 06:07:17,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 06:07:17,607 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 92.0) internal successors, (460), 5 states have internal predecessors, (460), 2 states have call successors, (244), 2 states have call predecessors, (244), 1 states have return successors, (243), 1 states have call predecessors, (243), 1 states have call successors, (243) Word has length 1670 [2025-03-08 06:07:17,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 06:07:17,630 INFO L225 Difference]: With dead ends: 2480 [2025-03-08 06:07:17,630 INFO L226 Difference]: Without dead ends: 2478 [2025-03-08 06:07:17,633 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-08 06:07:17,634 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 1766 mSDsluCounter, 8503 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1766 SdHoareTripleChecker+Valid, 10952 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 06:07:17,635 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1766 Valid, 10952 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 06:07:17,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2478 states. [2025-03-08 06:07:17,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2478 to 2476. [2025-03-08 06:07:17,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2476 states, 1491 states have (on average 1.2246814218645206) internal successors, (1826), 1551 states have internal predecessors, (1826), 939 states have call successors, (939), 45 states have call predecessors, (939), 45 states have return successors, (961), 932 states have call predecessors, (961), 937 states have call successors, (961) [2025-03-08 06:07:17,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2476 states and 3726 transitions. [2025-03-08 06:07:17,985 INFO L78 Accepts]: Start accepts. Automaton has 2476 states and 3726 transitions. Word has length 1670 [2025-03-08 06:07:17,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 06:07:17,987 INFO L471 AbstractCegarLoop]: Abstraction has 2476 states and 3726 transitions. [2025-03-08 06:07:17,987 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 92.0) internal successors, (460), 5 states have internal predecessors, (460), 2 states have call successors, (244), 2 states have call predecessors, (244), 1 states have return successors, (243), 1 states have call predecessors, (243), 1 states have call successors, (243) [2025-03-08 06:07:17,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3726 transitions. [2025-03-08 06:07:18,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1677 [2025-03-08 06:07:18,015 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:07:18,016 INFO L218 NwaCegarLoop]: trace histogram [241, 241, 241, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 06:07:18,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 06:07:18,017 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:07:18,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:07:18,018 INFO L85 PathProgramCache]: Analyzing trace with hash 381879875, now seen corresponding path program 1 times [2025-03-08 06:07:18,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:07:18,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572964595] [2025-03-08 06:07:18,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:07:18,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:07:19,620 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1676 statements into 1 equivalence classes. [2025-03-08 06:07:20,399 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1676 of 1676 statements. [2025-03-08 06:07:20,399 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:07:20,399 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:07:23,471 INFO L134 CoverageAnalysis]: Checked inductivity of 115698 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 115692 trivial. 0 not checked. [2025-03-08 06:07:23,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 06:07:23,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572964595] [2025-03-08 06:07:23,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572964595] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 06:07:23,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 06:07:23,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 06:07:23,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774329161] [2025-03-08 06:07:23,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 06:07:23,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 06:07:23,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 06:07:23,475 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 06:07:23,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 06:07:23,479 INFO L87 Difference]: Start difference. First operand 2476 states and 3726 transitions. Second operand has 6 states, 5 states have (on average 92.2) internal successors, (461), 5 states have internal predecessors, (461), 2 states have call successors, (245), 2 states have call predecessors, (245), 1 states have return successors, (244), 1 states have call predecessors, (244), 1 states have call successors, (244) [2025-03-08 06:07:23,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 06:07:23,789 INFO L93 Difference]: Finished difference Result 2484 states and 3732 transitions. [2025-03-08 06:07:23,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 06:07:23,790 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 92.2) internal successors, (461), 5 states have internal predecessors, (461), 2 states have call successors, (245), 2 states have call predecessors, (245), 1 states have return successors, (244), 1 states have call predecessors, (244), 1 states have call successors, (244) Word has length 1676 [2025-03-08 06:07:23,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 06:07:23,811 INFO L225 Difference]: With dead ends: 2484 [2025-03-08 06:07:23,811 INFO L226 Difference]: Without dead ends: 2482 [2025-03-08 06:07:23,813 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-08 06:07:23,814 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 1764 mSDsluCounter, 8503 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1764 SdHoareTripleChecker+Valid, 10952 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 06:07:23,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1764 Valid, 10952 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 06:07:23,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2482 states. [2025-03-08 06:07:24,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2482 to 2480. [2025-03-08 06:07:24,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2480 states, 1494 states have (on average 1.2242302543507362) internal successors, (1829), 1554 states have internal predecessors, (1829), 939 states have call successors, (939), 46 states have call predecessors, (939), 46 states have return successors, (961), 932 states have call predecessors, (961), 937 states have call successors, (961) [2025-03-08 06:07:24,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 2480 states and 3729 transitions. [2025-03-08 06:07:24,051 INFO L78 Accepts]: Start accepts. Automaton has 2480 states and 3729 transitions. Word has length 1676 [2025-03-08 06:07:24,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 06:07:24,052 INFO L471 AbstractCegarLoop]: Abstraction has 2480 states and 3729 transitions. [2025-03-08 06:07:24,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 92.2) internal successors, (461), 5 states have internal predecessors, (461), 2 states have call successors, (245), 2 states have call predecessors, (245), 1 states have return successors, (244), 1 states have call predecessors, (244), 1 states have call successors, (244) [2025-03-08 06:07:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2480 states and 3729 transitions. [2025-03-08 06:07:24,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1683 [2025-03-08 06:07:24,081 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:07:24,082 INFO L218 NwaCegarLoop]: trace histogram [241, 241, 241, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 06:07:24,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 06:07:24,082 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:07:24,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:07:24,083 INFO L85 PathProgramCache]: Analyzing trace with hash 2103406122, now seen corresponding path program 1 times [2025-03-08 06:07:24,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:07:24,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258399093] [2025-03-08 06:07:24,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:07:24,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:07:25,465 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1682 statements into 1 equivalence classes. [2025-03-08 06:07:26,291 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1682 of 1682 statements. [2025-03-08 06:07:26,291 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:07:26,291 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:07:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 115712 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 115704 trivial. 0 not checked. [2025-03-08 06:07:29,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 06:07:29,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258399093] [2025-03-08 06:07:29,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258399093] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 06:07:29,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 06:07:29,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 06:07:29,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087710704] [2025-03-08 06:07:29,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 06:07:29,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 06:07:29,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 06:07:29,488 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 06:07:29,488 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 06:07:29,489 INFO L87 Difference]: Start difference. First operand 2480 states and 3729 transitions. Second operand has 6 states, 5 states have (on average 92.4) internal successors, (462), 5 states have internal predecessors, (462), 2 states have call successors, (246), 2 states have call predecessors, (246), 1 states have return successors, (245), 1 states have call predecessors, (245), 1 states have call successors, (245) [2025-03-08 06:07:29,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 06:07:29,805 INFO L93 Difference]: Finished difference Result 2488 states and 3735 transitions. [2025-03-08 06:07:29,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 06:07:29,806 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 92.4) internal successors, (462), 5 states have internal predecessors, (462), 2 states have call successors, (246), 2 states have call predecessors, (246), 1 states have return successors, (245), 1 states have call predecessors, (245), 1 states have call successors, (245) Word has length 1682 [2025-03-08 06:07:29,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 06:07:29,821 INFO L225 Difference]: With dead ends: 2488 [2025-03-08 06:07:29,821 INFO L226 Difference]: Without dead ends: 2486 [2025-03-08 06:07:29,823 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-08 06:07:29,824 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 1762 mSDsluCounter, 8503 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1762 SdHoareTripleChecker+Valid, 10952 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 06:07:29,824 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1762 Valid, 10952 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 06:07:29,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2486 states. [2025-03-08 06:07:30,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2486 to 2484. [2025-03-08 06:07:30,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2484 states, 1497 states have (on average 1.2237808951235805) internal successors, (1832), 1557 states have internal predecessors, (1832), 939 states have call successors, (939), 47 states have call predecessors, (939), 47 states have return successors, (961), 932 states have call predecessors, (961), 937 states have call successors, (961) [2025-03-08 06:07:30,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 2484 states and 3732 transitions. [2025-03-08 06:07:30,244 INFO L78 Accepts]: Start accepts. Automaton has 2484 states and 3732 transitions. Word has length 1682 [2025-03-08 06:07:30,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 06:07:30,249 INFO L471 AbstractCegarLoop]: Abstraction has 2484 states and 3732 transitions. [2025-03-08 06:07:30,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 92.4) internal successors, (462), 5 states have internal predecessors, (462), 2 states have call successors, (246), 2 states have call predecessors, (246), 1 states have return successors, (245), 1 states have call predecessors, (245), 1 states have call successors, (245) [2025-03-08 06:07:30,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2484 states and 3732 transitions. [2025-03-08 06:07:30,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1689 [2025-03-08 06:07:30,298 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:07:30,300 INFO L218 NwaCegarLoop]: trace histogram [241, 241, 241, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 06:07:30,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 06:07:30,304 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:07:30,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:07:30,305 INFO L85 PathProgramCache]: Analyzing trace with hash -653573165, now seen corresponding path program 1 times [2025-03-08 06:07:30,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:07:30,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716281025] [2025-03-08 06:07:30,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:07:30,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:07:32,017 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1688 statements into 1 equivalence classes. [2025-03-08 06:07:32,901 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1688 of 1688 statements. [2025-03-08 06:07:32,910 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:07:32,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:07:36,692 INFO L134 CoverageAnalysis]: Checked inductivity of 115730 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 115720 trivial. 0 not checked. [2025-03-08 06:07:36,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 06:07:36,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716281025] [2025-03-08 06:07:36,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716281025] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 06:07:36,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 06:07:36,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 06:07:36,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356283568] [2025-03-08 06:07:36,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 06:07:36,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 06:07:36,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 06:07:36,698 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 06:07:36,698 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 06:07:36,698 INFO L87 Difference]: Start difference. First operand 2484 states and 3732 transitions. Second operand has 6 states, 5 states have (on average 92.6) internal successors, (463), 5 states have internal predecessors, (463), 2 states have call successors, (247), 2 states have call predecessors, (247), 1 states have return successors, (246), 1 states have call predecessors, (246), 1 states have call successors, (246) [2025-03-08 06:07:37,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 06:07:37,126 INFO L93 Difference]: Finished difference Result 2492 states and 3738 transitions. [2025-03-08 06:07:37,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 06:07:37,126 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 92.6) internal successors, (463), 5 states have internal predecessors, (463), 2 states have call successors, (247), 2 states have call predecessors, (247), 1 states have return successors, (246), 1 states have call predecessors, (246), 1 states have call successors, (246) Word has length 1688 [2025-03-08 06:07:37,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 06:07:37,143 INFO L225 Difference]: With dead ends: 2492 [2025-03-08 06:07:37,144 INFO L226 Difference]: Without dead ends: 2490 [2025-03-08 06:07:37,145 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-08 06:07:37,146 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 1760 mSDsluCounter, 8503 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1760 SdHoareTripleChecker+Valid, 10952 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 06:07:37,147 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1760 Valid, 10952 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 06:07:37,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2490 states. [2025-03-08 06:07:37,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2490 to 2488. [2025-03-08 06:07:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2488 states, 1500 states have (on average 1.2233333333333334) internal successors, (1835), 1560 states have internal predecessors, (1835), 939 states have call successors, (939), 48 states have call predecessors, (939), 48 states have return successors, (961), 932 states have call predecessors, (961), 937 states have call successors, (961) [2025-03-08 06:07:37,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2488 states and 3735 transitions. [2025-03-08 06:07:37,439 INFO L78 Accepts]: Start accepts. Automaton has 2488 states and 3735 transitions. Word has length 1688 [2025-03-08 06:07:37,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 06:07:37,443 INFO L471 AbstractCegarLoop]: Abstraction has 2488 states and 3735 transitions. [2025-03-08 06:07:37,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 92.6) internal successors, (463), 5 states have internal predecessors, (463), 2 states have call successors, (247), 2 states have call predecessors, (247), 1 states have return successors, (246), 1 states have call predecessors, (246), 1 states have call successors, (246) [2025-03-08 06:07:37,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 3735 transitions. [2025-03-08 06:07:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1695 [2025-03-08 06:07:37,481 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:07:37,482 INFO L218 NwaCegarLoop]: trace histogram [241, 241, 241, 7, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 06:07:37,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 06:07:37,482 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:07:37,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:07:37,485 INFO L85 PathProgramCache]: Analyzing trace with hash 3780030, now seen corresponding path program 1 times [2025-03-08 06:07:37,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:07:37,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215298741] [2025-03-08 06:07:37,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:07:37,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:07:38,873 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1694 statements into 1 equivalence classes. [2025-03-08 06:07:39,699 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1694 of 1694 statements. [2025-03-08 06:07:39,699 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:07:39,699 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:07:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 115752 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 115740 trivial. 0 not checked. [2025-03-08 06:07:43,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 06:07:43,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215298741] [2025-03-08 06:07:43,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215298741] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 06:07:43,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 06:07:43,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 06:07:43,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184657150] [2025-03-08 06:07:43,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 06:07:43,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 06:07:43,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 06:07:43,114 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 06:07:43,114 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 06:07:43,114 INFO L87 Difference]: Start difference. First operand 2488 states and 3735 transitions. Second operand has 6 states, 5 states have (on average 92.8) internal successors, (464), 5 states have internal predecessors, (464), 2 states have call successors, (248), 2 states have call predecessors, (248), 1 states have return successors, (247), 1 states have call predecessors, (247), 1 states have call successors, (247) [2025-03-08 06:07:43,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 06:07:43,443 INFO L93 Difference]: Finished difference Result 2496 states and 3741 transitions. [2025-03-08 06:07:43,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 06:07:43,444 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 92.8) internal successors, (464), 5 states have internal predecessors, (464), 2 states have call successors, (248), 2 states have call predecessors, (248), 1 states have return successors, (247), 1 states have call predecessors, (247), 1 states have call successors, (247) Word has length 1694 [2025-03-08 06:07:43,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 06:07:43,458 INFO L225 Difference]: With dead ends: 2496 [2025-03-08 06:07:43,459 INFO L226 Difference]: Without dead ends: 2494 [2025-03-08 06:07:43,460 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-08 06:07:43,460 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 1758 mSDsluCounter, 8503 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1758 SdHoareTripleChecker+Valid, 10952 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 06:07:43,461 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1758 Valid, 10952 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 06:07:43,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2494 states. [2025-03-08 06:07:43,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2494 to 2492. [2025-03-08 06:07:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2492 states, 1503 states have (on average 1.2228875582168994) internal successors, (1838), 1563 states have internal predecessors, (1838), 939 states have call successors, (939), 49 states have call predecessors, (939), 49 states have return successors, (961), 932 states have call predecessors, (961), 937 states have call successors, (961) [2025-03-08 06:07:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2492 states and 3738 transitions. [2025-03-08 06:07:43,703 INFO L78 Accepts]: Start accepts. Automaton has 2492 states and 3738 transitions. Word has length 1694 [2025-03-08 06:07:43,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 06:07:43,704 INFO L471 AbstractCegarLoop]: Abstraction has 2492 states and 3738 transitions. [2025-03-08 06:07:43,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 92.8) internal successors, (464), 5 states have internal predecessors, (464), 2 states have call successors, (248), 2 states have call predecessors, (248), 1 states have return successors, (247), 1 states have call predecessors, (247), 1 states have call successors, (247) [2025-03-08 06:07:43,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 3738 transitions. [2025-03-08 06:07:43,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1701 [2025-03-08 06:07:43,726 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:07:43,726 INFO L218 NwaCegarLoop]: trace histogram [241, 241, 241, 8, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 06:07:43,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-08 06:07:43,727 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:07:43,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:07:43,728 INFO L85 PathProgramCache]: Analyzing trace with hash -2029587861, now seen corresponding path program 1 times [2025-03-08 06:07:43,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:07:43,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467254195] [2025-03-08 06:07:43,728 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:07:43,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:07:44,934 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1700 statements into 1 equivalence classes. [2025-03-08 06:07:45,784 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1700 of 1700 statements. [2025-03-08 06:07:45,784 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 06:07:45,784 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 06:07:49,907 INFO L134 CoverageAnalysis]: Checked inductivity of 115778 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 115764 trivial. 0 not checked. [2025-03-08 06:07:49,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 06:07:49,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467254195] [2025-03-08 06:07:49,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467254195] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 06:07:49,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 06:07:49,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 06:07:49,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765294637] [2025-03-08 06:07:49,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 06:07:49,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 06:07:49,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 06:07:49,914 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 06:07:49,914 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 06:07:49,914 INFO L87 Difference]: Start difference. First operand 2492 states and 3738 transitions. Second operand has 6 states, 5 states have (on average 93.0) internal successors, (465), 5 states have internal predecessors, (465), 2 states have call successors, (249), 2 states have call predecessors, (249), 1 states have return successors, (248), 1 states have call predecessors, (248), 1 states have call successors, (248) [2025-03-08 06:07:50,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 06:07:50,691 INFO L93 Difference]: Finished difference Result 2500 states and 3744 transitions. [2025-03-08 06:07:50,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 06:07:50,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 93.0) internal successors, (465), 5 states have internal predecessors, (465), 2 states have call successors, (249), 2 states have call predecessors, (249), 1 states have return successors, (248), 1 states have call predecessors, (248), 1 states have call successors, (248) Word has length 1700 [2025-03-08 06:07:50,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 06:07:50,723 INFO L225 Difference]: With dead ends: 2500 [2025-03-08 06:07:50,731 INFO L226 Difference]: Without dead ends: 2498 [2025-03-08 06:07:50,733 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-08 06:07:50,736 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 1756 mSDsluCounter, 8503 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 10952 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 06:07:50,736 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1756 Valid, 10952 Invalid, 191 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 06:07:50,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2498 states. [2025-03-08 06:07:51,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2498 to 2496. [2025-03-08 06:07:51,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2496 states, 1506 states have (on average 1.2224435590969456) internal successors, (1841), 1566 states have internal predecessors, (1841), 939 states have call successors, (939), 50 states have call predecessors, (939), 50 states have return successors, (961), 932 states have call predecessors, (961), 937 states have call successors, (961) [2025-03-08 06:07:51,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2496 states and 3741 transitions. [2025-03-08 06:07:51,236 INFO L78 Accepts]: Start accepts. Automaton has 2496 states and 3741 transitions. Word has length 1700 [2025-03-08 06:07:51,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 06:07:51,244 INFO L471 AbstractCegarLoop]: Abstraction has 2496 states and 3741 transitions. [2025-03-08 06:07:51,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 93.0) internal successors, (465), 5 states have internal predecessors, (465), 2 states have call successors, (249), 2 states have call predecessors, (249), 1 states have return successors, (248), 1 states have call predecessors, (248), 1 states have call successors, (248) [2025-03-08 06:07:51,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 3741 transitions. [2025-03-08 06:07:51,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1707 [2025-03-08 06:07:51,290 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 06:07:51,291 INFO L218 NwaCegarLoop]: trace histogram [241, 241, 241, 9, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 06:07:51,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-08 06:07:51,291 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 06:07:51,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 06:07:51,292 INFO L85 PathProgramCache]: Analyzing trace with hash -471828390, now seen corresponding path program 1 times [2025-03-08 06:07:51,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 06:07:51,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60171720] [2025-03-08 06:07:51,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 06:07:51,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 06:07:52,928 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1706 statements into 1 equivalence classes.