./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e618ac7f0d0fe46c0d3664cb960f19d8e01e350788161634161d0a95f103189d --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:15:30,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:15:30,971 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:15:30,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:15:30,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:15:31,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:15:31,025 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:15:31,025 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:15:31,025 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:15:31,028 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:15:31,028 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:15:31,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:15:31,029 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:15:31,029 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:15:31,029 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:15:31,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:15:31,030 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:15:31,030 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:15:31,031 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:15:31,031 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e618ac7f0d0fe46c0d3664cb960f19d8e01e350788161634161d0a95f103189d [2025-02-07 21:15:31,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:15:31,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:15:31,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:15:31,257 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:15:31,257 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:15:31,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2025-02-07 21:15:32,405 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/87efd9179/37af45a274c04fdbaa033d178f906283/FLAG2aa996775 [2025-02-07 21:15:32,704 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:15:32,705 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2025-02-07 21:15:32,720 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/87efd9179/37af45a274c04fdbaa033d178f906283/FLAG2aa996775 [2025-02-07 21:15:32,730 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/87efd9179/37af45a274c04fdbaa033d178f906283 [2025-02-07 21:15:32,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:15:32,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:15:32,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:15:32,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:15:32,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:15:32,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:15:32" (1/1) ... [2025-02-07 21:15:32,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19d66ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:32, skipping insertion in model container [2025-02-07 21:15:32,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:15:32" (1/1) ... [2025-02-07 21:15:32,765 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:15:32,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c[2055,2068] [2025-02-07 21:15:33,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:15:33,171 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:15:33,178 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok1.i","-S") [48] [2025-02-07 21:15:33,184 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c[2055,2068] [2025-02-07 21:15:33,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:15:33,363 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:15:33,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33 WrapperNode [2025-02-07 21:15:33,367 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:15:33,368 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:15:33,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:15:33,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:15:33,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,564 INFO L138 Inliner]: procedures = 63, calls = 2322, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 4811 [2025-02-07 21:15:33,565 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:15:33,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:15:33,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:15:33,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:15:33,571 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,594 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,634 INFO L175 MemorySlicer]: Split 1785 memory accesses to 24 slices as follows [2, 2, 50, 5, 3, 264, 292, 158, 112, 63, 57, 82, 105, 82, 2, 8, 105, 82, 105, 82, 105, 8, 4, 7]. 16 percent of accesses are in the largest equivalence class. The 277 initializations are split as follows [2, 0, 0, 2, 1, 24, 24, 2, 2, 1, 1, 27, 27, 27, 0, 0, 27, 27, 27, 27, 27, 0, 0, 2]. The 311 writes are split as follows [0, 1, 26, 1, 1, 24, 24, 2, 2, 1, 1, 28, 26, 28, 1, 4, 26, 28, 26, 28, 26, 4, 0, 3]. [2025-02-07 21:15:33,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,724 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,757 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,773 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,801 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:15:33,804 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:15:33,804 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:15:33,804 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:15:33,805 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (1/1) ... [2025-02-07 21:15:33,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:15:33,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:15:33,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 21:15:33,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2025-02-07 21:15:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-02-07 21:15:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:15:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-02-07 21:15:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-02-07 21:15:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-02-07 21:15:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-02-07 21:15:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 21:15:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 21:15:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 21:15:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-07 21:15:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-02-07 21:15:33,934 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-02-07 21:15:33,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-02-07 21:15:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2025-02-07 21:15:33,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2025-02-07 21:15:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:15:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:15:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:15:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:15:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:15:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:15:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 21:15:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 21:15:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 21:15:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 21:15:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 21:15:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 21:15:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-02-07 21:15:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-02-07 21:15:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2025-02-07 21:15:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2025-02-07 21:15:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-07 21:15:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 21:15:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:15:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-02-07 21:15:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-02-07 21:15:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-02-07 21:15:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:15:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:15:33,938 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2025-02-07 21:15:33,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2025-02-07 21:15:34,288 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:15:34,290 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:15:34,597 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L287: call OSEK_Task_ts1_#t~mem48#1 := read~int#14(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset, 1); [2025-02-07 21:15:34,597 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L287-1: SUMMARY for call nxt_motor_set_speed(0, OSEK_Task_ts1_#t~mem47#1, 1); srcloc: null [2025-02-07 21:15:34,598 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L283: assume -128 <= OSEK_Task_ts1_#t~ret46#1 && OSEK_Task_ts1_#t~ret46#1 <= 127;OSEK_Task_ts1_~tmp___11~0#1 := OSEK_Task_ts1_#t~ret46#1;assume { :begin_inline_balance_control } true;balance_control_#in~args_cmd_forward#1, balance_control_#in~args_cmd_turn#1, balance_control_#in~args_gyro#1, balance_control_#in~args_gyro_offset#1, balance_control_#in~args_theta_m_l#1, balance_control_#in~args_theta_m_r#1, balance_control_#in~args_battery#1, balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset, balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset := OSEK_Task_ts1_~tmp___11~0#1, OSEK_Task_ts1_~tmp___10~0#1, OSEK_Task_ts1_~tmp___9~0#1, ~gyro_offset~0, OSEK_Task_ts1_~tmp___8~0#1, OSEK_Task_ts1_~tmp___7~0#1, OSEK_Task_ts1_~tmp___6~0#1, OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset;havoc balance_control_#t~mem4#1, balance_control_#t~mem5#1, balance_control_#t~mem6#1, balance_control_#t~post7#1, balance_control_#t~mem8#1, balance_control_#t~mem9#1, balance_control_#t~mem10#1, balance_control_#t~post11#1, balance_control_#t~mem12#1, balance_control_#t~mem13#1, balance_control_#t~mem14#1, balance_control_#t~post15#1, balance_control_#t~mem16#1, balance_control_#t~mem17#1, balance_control_#t~mem18#1, balance_control_#t~post19#1, balance_control_#t~nondet20#1, balance_control_#t~nondet21#1, balance_control_~args_cmd_forward#1, balance_control_~args_cmd_turn#1, balance_control_~args_gyro#1, balance_control_~args_gyro_offset#1, balance_control_~args_theta_m_l#1, balance_control_~args_theta_m_r#1, balance_control_~args_battery#1, balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, balance_control_~tmp_theta~0#1, balance_control_~tmp_theta_lpf~0#1, balance_control_~tmp_pwm_r_limiter~0#1, balance_control_~tmp_psidot~0#1, balance_control_~tmp_pwm_turn~0#1, balance_control_~tmp_pwm_l_limiter~0#1, balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, balance_control_~tmp_0~0#1, balance_control_~tmp___0~0#1, balance_control_~tmp___1~0#1;balance_control_~args_cmd_forward#1 := balance_control_#in~args_cmd_forward#1;balance_control_~args_cmd_turn#1 := balance_control_#in~args_cmd_turn#1;balance_control_~args_gyro#1 := balance_control_#in~args_gyro#1;balance_control_~args_gyro_offset#1 := balance_control_#in~args_gyro_offset#1;balance_control_~args_theta_m_l#1 := balance_control_#in~args_theta_m_l#1;balance_control_~args_theta_m_r#1 := balance_control_#in~args_theta_m_r#1;balance_control_~args_battery#1 := balance_control_#in~args_battery#1;balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset := balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset;balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset := balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset;havoc balance_control_~tmp_theta~0#1;havoc balance_control_~tmp_theta_lpf~0#1;havoc balance_control_~tmp_pwm_r_limiter~0#1;havoc balance_control_~tmp_psidot~0#1;havoc balance_control_~tmp_pwm_turn~0#1;havoc balance_control_~tmp_pwm_l_limiter~0#1;havoc balance_control_~tmp_thetadot_cmd_lpf~0#1;call balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset := #Ultimate.allocOnStack(16);call balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset := #Ultimate.allocOnStack(16);havoc balance_control_~tmp_0~0#1;havoc balance_control_~tmp___0~0#1;havoc balance_control_~tmp___1~0#1;balance_control_~tmp_thetadot_cmd_lpf~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_cmd_forward#1), 100.0), ~convertUINTToFLOAT(~K_THETADOT~0)), ~someBinaryArithmeticFLOAToperation(1.0, ~convertUINTToFLOAT(~A_R~0))), ~convertUINTToFLOAT(~A_R~0 * ~ud_thetadot_cmd_lpf~0)));balance_control_~tmp_theta~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.01745329238, ~convertUINTToFLOAT(balance_control_~args_theta_m_l#1)), ~convertUINTToFLOAT(~ud_psi~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.01745329238, ~convertUINTToFLOAT(balance_control_~args_theta_m_r#1)), ~convertUINTToFLOAT(~ud_psi~0))), 0.5));balance_control_~tmp_theta_lpf~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(1.0, ~convertUINTToFLOAT(~A_D~0)), ~convertUINTToFLOAT(balance_control_~tmp_theta~0#1)), ~convertUINTToFLOAT(~A_D~0 * ~ud_theta_lpf~0)));balance_control_~tmp_psidot~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_gyro#1 - balance_control_~args_gyro_offset#1), 0.01745329238));call write~int#21(~ud_theta_ref~0, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, 4);call write~int#21(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 4 + balance_control_~#tmp~0#1.offset, 4);call write~int#21(balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, 8 + balance_control_~#tmp~0#1.offset, 4);call write~int#21(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 12 + balance_control_~#tmp~0#1.offset, 4);call write~int#15(balance_control_~tmp_theta~0#1, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#15(~ud_psi~0, balance_control_~#tmp_theta_0~0#1.base, 4 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#15(~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~tmp_theta_lpf~0#1 - ~ud_theta_lpf~0), 0.00400000019)), balance_control_~#tmp_theta_0~0#1.base, 8 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#15(balance_control_~tmp_psidot~0#1, balance_control_~#tmp_theta_0~0#1.base, 12 + balance_control_~#tmp_theta_0~0#1.offset, 4);balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(0.0);balance_control_~tmp_0~0#1 := 0;call balance_control_#t~mem4#1 := read~int#21(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem5#1 := read~int#15(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem6#1 := read~int#22(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem4#1 - balance_control_#t~mem5#1) * balance_control_#t~mem6#1;havoc balance_control_#t~mem4#1;havoc balance_control_#t~mem5#1;havoc balance_control_#t~mem6#1;balance_control_#t~post7#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post7#1;havoc balance_control_#t~post7#1;call balance_control_#t~mem8#1 := read~int#21(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem9#1 := read~int#15(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem10#1 := read~int#22(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem8#1 - balance_control_#t~mem9#1) * balance_control_#t~mem10#1;havoc balance_control_#t~mem8#1;havoc balance_control_#t~mem9#1;havoc balance_control_#t~mem10#1;balance_control_#t~post11#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post11#1;havoc balance_control_#t~post11#1;call balance_control_#t~mem12#1 := read~int#21(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem13#1 := read~int#15(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem14#1 := read~int#22(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem12#1 - balance_control_#t~mem13#1) * balance_control_#t~mem14#1;havoc balance_control_#t~mem12#1;havoc balance_control_#t~mem13#1;havoc balance_control_#t~mem14#1;balance_control_#t~post15#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post15#1;havoc balance_control_#t~post15#1;call balance_control_#t~mem16#1 := read~int#21(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem17#1 := read~int#15(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem18#1 := read~int#22(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem16#1 - balance_control_#t~mem17#1) * balance_control_#t~mem18#1;havoc balance_control_#t~mem16#1;havoc balance_control_#t~mem17#1;havoc balance_control_#t~mem18#1;balance_control_#t~post19#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post19#1;havoc balance_control_#t~post19#1; [2025-02-07 21:15:34,600 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L283-1: SUMMARY for call OSEK_Task_ts1_#t~ret46#1 := __startrek_read_cmd_forward(); srcloc: null [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L279: assume -128 <= OSEK_Task_ts1_#t~ret42#1 && OSEK_Task_ts1_#t~ret42#1 <= 127;OSEK_Task_ts1_~tmp___7~0#1 := OSEK_Task_ts1_#t~ret42#1; [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-1: SUMMARY for call OSEK_Task_ts1_#t~ret42#1 := nxt_motor_get_count(1); srcloc: null [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L246: SUMMARY for call nxt_motor_set_count(1, 0); srcloc: null [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L259: SUMMARY for call __startrek_write_nxtway_gs_mode(2); srcloc: null [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L288: SUMMARY for call nxt_motor_set_speed(1, OSEK_Task_ts1_#t~mem48#1, 1); srcloc: null [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L222: call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset);havoc OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset;call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset);havoc OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset; [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L90: call ULTIMATE.dealloc(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset);havoc balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset;call ULTIMATE.dealloc(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset);havoc balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset;havoc balance_control_#t~mem4#1, balance_control_#t~mem5#1, balance_control_#t~mem6#1, balance_control_#t~post7#1, balance_control_#t~mem8#1, balance_control_#t~mem9#1, balance_control_#t~mem10#1, balance_control_#t~post11#1, balance_control_#t~mem12#1, balance_control_#t~mem13#1, balance_control_#t~mem14#1, balance_control_#t~post15#1, balance_control_#t~mem16#1, balance_control_#t~mem17#1, balance_control_#t~mem18#1, balance_control_#t~post19#1, balance_control_#t~nondet20#1, balance_control_#t~nondet21#1, balance_control_~args_cmd_forward#1, balance_control_~args_cmd_turn#1, balance_control_~args_gyro#1, balance_control_~args_gyro_offset#1, balance_control_~args_theta_m_l#1, balance_control_~args_theta_m_r#1, balance_control_~args_battery#1, balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, balance_control_~tmp_theta~0#1, balance_control_~tmp_theta_lpf~0#1, balance_control_~tmp_pwm_r_limiter~0#1, balance_control_~tmp_psidot~0#1, balance_control_~tmp_pwm_turn~0#1, balance_control_~tmp_pwm_l_limiter~0#1, balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, balance_control_~tmp_0~0#1, balance_control_~tmp___0~0#1, balance_control_~tmp___1~0#1;havoc balance_control_#in~args_cmd_forward#1, balance_control_#in~args_cmd_turn#1, balance_control_#in~args_gyro#1, balance_control_#in~args_gyro_offset#1, balance_control_#in~args_theta_m_l#1, balance_control_#in~args_theta_m_r#1, balance_control_#in~args_battery#1, balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset, balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset;assume { :end_inline_balance_control } true;call OSEK_Task_ts1_#t~mem47#1 := read~int#1(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, 1); [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280: assume -128 <= OSEK_Task_ts1_#t~ret43#1 && OSEK_Task_ts1_#t~ret43#1 <= 127;OSEK_Task_ts1_~tmp___8~0#1 := OSEK_Task_ts1_#t~ret43#1; [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L119: balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT((~K_I~0 * ~ud_err_theta~0 + balance_control_~tmp_pwm_r_limiter~0#1) % 4294967296 / ((~BATTERY_GAIN~0 * balance_control_~args_battery#1 - ~BATTERY_OFFSET~0) % 4294967296)), 100.0));balance_control_~tmp_pwm_turn~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_cmd_turn#1), 100.0), ~convertUINTToFLOAT(~K_PHIDOT~0)));balance_control_~tmp_pwm_l_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + balance_control_~tmp_pwm_turn~0#1;havoc balance_control_#t~nondet20#1;assume -2147483648 <= balance_control_#t~nondet20#1 && balance_control_#t~nondet20#1 <= 2147483647;balance_control_~tmp___0~0#1 := balance_control_#t~nondet20#1;havoc balance_control_#t~nondet20#1;balance_control_~tmp_pwm_l_limiter~0#1 := balance_control_~tmp___0~0#1;call write~int#1((if balance_control_~tmp_pwm_l_limiter~0#1 % 4294967296 % 256 <= 127 then balance_control_~tmp_pwm_l_limiter~0#1 % 4294967296 % 256 else balance_control_~tmp_pwm_l_limiter~0#1 % 4294967296 % 256 - 256), balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, 1);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 - balance_control_~tmp_pwm_turn~0#1;havoc balance_control_#t~nondet21#1;assume -2147483648 <= balance_control_#t~nondet21#1 && balance_control_#t~nondet21#1 <= 2147483647;balance_control_~tmp___1~0#1 := balance_control_#t~nondet21#1;havoc balance_control_#t~nondet21#1;balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp___1~0#1;call write~int#14((if balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 <= 127 then balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 else balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 - 256), balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, 1);balance_control_~tmp_pwm_l_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.00400000019, ~convertUINTToFLOAT(balance_control_~tmp_thetadot_cmd_lpf~0#1)), ~convertUINTToFLOAT(~ud_theta_ref~0)));balance_control_~tmp_pwm_turn~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.00400000019, ~convertUINTToFLOAT(balance_control_~tmp_psidot~0#1)), ~convertUINTToFLOAT(~ud_psi~0)));balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(~ud_theta_ref~0 - balance_control_~tmp_theta~0#1), 0.00400000019), ~convertUINTToFLOAT(~ud_err_theta~0)));~ud_err_theta~0 := balance_control_~tmp_pwm_r_limiter~0#1;~ud_theta_ref~0 := balance_control_~tmp_pwm_l_limiter~0#1;~ud_thetadot_cmd_lpf~0 := balance_control_~tmp_thetadot_cmd_lpf~0#1;~ud_psi~0 := balance_control_~tmp_pwm_turn~0#1;~ud_theta_lpf~0 := balance_control_~tmp_theta_lpf~0#1;call ULTIMATE.dealloc(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset);havoc balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset;call ULTIMATE.dealloc(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset);havoc balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset; [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280-1: SUMMARY for call OSEK_Task_ts1_#t~ret43#1 := nxt_motor_get_count(0); srcloc: null [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L247: ~cal_start_time~0 := OSEK_Task_ts1_#t~ret34#1; [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L119-1: SUMMARY for call assume_abort_if_not((if 0 != (~BATTERY_GAIN~0 * balance_control_~args_battery#1 - ~BATTERY_OFFSET~0) % 4294967296 then 1 else 0)); srcloc: null [2025-02-07 21:15:34,601 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L247-1: SUMMARY for call OSEK_Task_ts1_#t~ret34#1 := ecrobot_get_systick_ms(); srcloc: null [2025-02-07 21:15:34,602 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L281: OSEK_Task_ts1_~tmp___9~0#1 := OSEK_Task_ts1_#t~ret44#1; [2025-02-07 21:15:34,602 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L281-1: SUMMARY for call OSEK_Task_ts1_#t~ret44#1 := ecrobot_get_gyro_sensor(3); srcloc: null [2025-02-07 21:15:34,602 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L248: SUMMARY for call __startrek_write_nxtway_gs_mode(1); srcloc: null [2025-02-07 21:15:34,602 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L244: assume { :end_inline_balance_init } true; [2025-02-07 21:15:34,602 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L282: assume -128 <= OSEK_Task_ts1_#t~ret45#1 && OSEK_Task_ts1_#t~ret45#1 <= 127;OSEK_Task_ts1_~tmp___10~0#1 := OSEK_Task_ts1_#t~ret45#1; [2025-02-07 21:15:34,602 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L282-1: SUMMARY for call OSEK_Task_ts1_#t~ret45#1 := __startrek_read_cmd_turn(); srcloc: null [2025-02-07 21:15:34,602 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L278: OSEK_Task_ts1_#t~ret41#1 := ecrobot_get_battery_voltage_#res#1;havoc ecrobot_get_battery_voltage_#t~nondet29#1, ecrobot_get_battery_voltage_~tmp~3#1;assume { :end_inline_ecrobot_get_battery_voltage } true;OSEK_Task_ts1_~tmp___6~0#1 := OSEK_Task_ts1_#t~ret41#1; [2025-02-07 21:15:34,602 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L245: SUMMARY for call nxt_motor_set_count(0, 0); srcloc: null [2025-02-07 21:15:34,602 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L258: havoc ecrobot_sound_tone_~arg0#1, ecrobot_sound_tone_~arg1#1, ecrobot_sound_tone_~arg2#1;havoc ecrobot_sound_tone_#in~arg0#1, ecrobot_sound_tone_#in~arg1#1, ecrobot_sound_tone_#in~arg2#1;assume { :end_inline_ecrobot_sound_tone } true; [2025-02-07 21:15:34,617 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L321: ~__startrek_lock~0 := 0; [2025-02-07 21:15:34,617 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L321-1: SUMMARY for call __startrek_write_cmd_turn(0); srcloc: null [2025-02-07 21:15:34,617 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L320: SUMMARY for call __startrek_write_cmd_forward(-100); srcloc: null [2025-02-07 21:15:34,617 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L319: SUMMARY for call __startrek_write_obstacle_flag(1); srcloc: null [2025-02-07 21:15:34,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L317: assume (if OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 - 4294967296) <= 25;~__startrek_lock~0 := 1; [2025-02-07 21:15:34,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L317: assume !((if OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 - 4294967296) <= 25); [2025-02-07 21:15:34,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L316: OSEK_Task_ts2_#t~ret51#1 := ecrobot_get_sonar_sensor_#res#1;havoc ecrobot_get_sonar_sensor_#t~nondet49#1, ecrobot_get_sonar_sensor_~port#1, ecrobot_get_sonar_sensor_~tmp~5#1;havoc ecrobot_get_sonar_sensor_#in~port#1;assume { :end_inline_ecrobot_get_sonar_sensor } true;OSEK_Task_ts2_~tmp___0~2#1 := OSEK_Task_ts2_#t~ret51#1;havoc OSEK_Task_ts2_#t~ret51#1; [2025-02-07 21:15:34,659 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L353: OSEK_Task_ts3_~tmp___0~3#1 := (if 0 == OSEK_Task_ts3_#t~ret55#1 % 256 then 0 else 1); [2025-02-07 21:15:34,659 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L353-1: SUMMARY for call OSEK_Task_ts3_#t~ret55#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:15:34,659 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L349-1: assume 0 != OSEK_Task_ts3_~wrote~0#1 % 256; [2025-02-07 21:15:34,659 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L349-1: assume !(0 != OSEK_Task_ts3_~wrote~0#1 % 256); [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L349-2: assume 0 == OSEK_Task_ts3_~tmp___0~3#1 % 256;call OSEK_Task_ts3_#t~mem56#1 := read~int#23(~#bt_receive_buf~0.base, ~#bt_receive_buf~0.offset, 1); [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L349-2: assume !(0 == OSEK_Task_ts3_~tmp___0~3#1 % 256); [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L362: assume -128 <= OSEK_Task_ts3_#t~ret59#1 && OSEK_Task_ts3_#t~ret59#1 <= 127;OSEK_Task_ts3_~tmp___2~1#1 := OSEK_Task_ts3_#t~ret59#1;havoc OSEK_Task_ts3_#t~ret59#1;assume { :begin_inline_ecrobot_bt_data_logger } true;ecrobot_bt_data_logger_#in~arg0#1, ecrobot_bt_data_logger_#in~arg1#1 := OSEK_Task_ts3_~tmp___2~1#1, OSEK_Task_ts3_~tmp___1~2#1;havoc ecrobot_bt_data_logger_~arg0#1, ecrobot_bt_data_logger_~arg1#1;ecrobot_bt_data_logger_~arg0#1 := ecrobot_bt_data_logger_#in~arg0#1;ecrobot_bt_data_logger_~arg1#1 := ecrobot_bt_data_logger_#in~arg1#1; [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L362-1: SUMMARY for call OSEK_Task_ts3_#t~ret59#1 := __startrek_read_cmd_forward(); srcloc: null [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L356: havoc OSEK_Task_ts3_#t~mem57#1;OSEK_Task_ts3_~wrote~0#1 := 1; [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L356-1: SUMMARY for call __startrek_write_cmd_turn((if OSEK_Task_ts3_#t~mem57#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem57#1 % 256 % 256 else OSEK_Task_ts3_#t~mem57#1 % 256 % 256 - 256)); srcloc: null [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L350: havoc ecrobot_read_bt_packet_#t~nondet27#1, ecrobot_read_bt_packet_#t~nondet28#1, ecrobot_read_bt_packet_~bt_receive_buf#1.base, ecrobot_read_bt_packet_~bt_receive_buf#1.offset, ecrobot_read_bt_packet_~sz#1;havoc ecrobot_read_bt_packet_#in~bt_receive_buf#1.base, ecrobot_read_bt_packet_#in~bt_receive_buf#1.offset, ecrobot_read_bt_packet_#in~sz#1;assume { :end_inline_ecrobot_read_bt_packet } true;OSEK_Task_ts3_~wrote~0#1 := 0;~__startrek_lock~0 := 1; [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L363: havoc ecrobot_bt_data_logger_~arg0#1, ecrobot_bt_data_logger_~arg1#1;havoc ecrobot_bt_data_logger_#in~arg0#1, ecrobot_bt_data_logger_#in~arg1#1;assume { :end_inline_ecrobot_bt_data_logger } true; [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L361: assume -128 <= OSEK_Task_ts3_#t~ret58#1 && OSEK_Task_ts3_#t~ret58#1 <= 127;OSEK_Task_ts3_~tmp___1~2#1 := OSEK_Task_ts3_#t~ret58#1;havoc OSEK_Task_ts3_#t~ret58#1; [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L361-1: SUMMARY for call OSEK_Task_ts3_#t~ret58#1 := __startrek_read_cmd_turn(); srcloc: null [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L359: ~__startrek_lock~0 := 0; [2025-02-07 21:15:34,660 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L355: havoc OSEK_Task_ts3_#t~mem56#1;call OSEK_Task_ts3_#t~mem57#1 := read~int#23(~#bt_receive_buf~0.base, 1 + ~#bt_receive_buf~0.offset, 1); [2025-02-07 21:15:34,661 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L355-1: SUMMARY for call __startrek_write_cmd_forward((if -(if OSEK_Task_ts3_#t~mem56#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem56#1 % 256 % 256 else OSEK_Task_ts3_#t~mem56#1 % 256 % 256 - 256) % 256 <= 127 then -(if OSEK_Task_ts3_#t~mem56#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem56#1 % 256 % 256 else OSEK_Task_ts3_#t~mem56#1 % 256 % 256 - 256) % 256 else -(if OSEK_Task_ts3_#t~mem56#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem56#1 % 256 % 256 else OSEK_Task_ts3_#t~mem56#1 % 256 % 256 - 256) % 256 - 256)); srcloc: null [2025-02-07 21:15:40,802 INFO L? ?]: Removed 180 outVars from TransFormulas that were not future-live. [2025-02-07 21:15:40,802 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:15:40,828 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:15:40,828 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:15:40,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:15:40 BoogieIcfgContainer [2025-02-07 21:15:40,829 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:15:40,831 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:15:40,834 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:15:40,837 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:15:40,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:15:32" (1/3) ... [2025-02-07 21:15:40,842 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d00322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:15:40, skipping insertion in model container [2025-02-07 21:15:40,842 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:33" (2/3) ... [2025-02-07 21:15:40,842 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d00322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:15:40, skipping insertion in model container [2025-02-07 21:15:40,842 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:15:40" (3/3) ... [2025-02-07 21:15:40,843 INFO L128 eAbstractionObserver]: Analyzing ICFG rekcba_aso.1.M1-2.c [2025-02-07 21:15:40,860 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:15:40,866 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekcba_aso.1.M1-2.c that has 22 procedures, 1312 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 21:15:40,994 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:15:41,004 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;@7ad7e0a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:15:41,005 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:15:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand has 1279 states, 793 states have (on average 1.2812105926860025) internal successors, (1016), 830 states have internal predecessors, (1016), 451 states have call successors, (451), 16 states have call predecessors, (451), 16 states have return successors, (451), 451 states have call predecessors, (451), 451 states have call successors, (451) [2025-02-07 21:15:41,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1030 [2025-02-07 21:15:41,064 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:15:41,064 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:15:41,065 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:15:41,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:15:41,070 INFO L85 PathProgramCache]: Analyzing trace with hash -199193111, now seen corresponding path program 1 times [2025-02-07 21:15:41,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:15:41,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457546326] [2025-02-07 21:15:41,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:15:41,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:15:41,541 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1029 statements into 1 equivalence classes. [2025-02-07 21:15:41,612 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1029 of 1029 statements. [2025-02-07 21:15:41,612 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:15:41,612 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:15:42,218 INFO L134 CoverageAnalysis]: Checked inductivity of 37264 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 36992 trivial. 0 not checked. [2025-02-07 21:15:42,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:15:42,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457546326] [2025-02-07 21:15:42,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457546326] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-07 21:15:42,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006444825] [2025-02-07 21:15:42,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:15:42,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:15:42,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:15:42,226 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-07 21:15:42,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-07 21:15:43,038 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1029 statements into 1 equivalence classes. [2025-02-07 21:15:43,404 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1029 of 1029 statements. [2025-02-07 21:15:43,404 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:15:43,405 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:15:43,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 3884 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-07 21:15:43,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 21:15:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 37264 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 36992 trivial. 0 not checked. [2025-02-07 21:15:43,499 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 21:15:43,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1006444825] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:15:43,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-07 21:15:43,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-07 21:15:43,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116741612] [2025-02-07 21:15:43,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:15:43,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-07 21:15:43,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:15:43,548 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-07 21:15:43,549 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:15:43,553 INFO L87 Difference]: Start difference. First operand has 1279 states, 793 states have (on average 1.2812105926860025) internal successors, (1016), 830 states have internal predecessors, (1016), 451 states have call successors, (451), 16 states have call predecessors, (451), 16 states have return successors, (451), 451 states have call predecessors, (451), 451 states have call successors, (451) Second operand has 2 states, 2 states have (on average 174.0) internal successors, (348), 2 states have internal predecessors, (348), 2 states have call successors, (138), 2 states have call predecessors, (138), 1 states have return successors, (137), 1 states have call predecessors, (137), 2 states have call successors, (137) [2025-02-07 21:15:43,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:15:43,657 INFO L93 Difference]: Finished difference Result 2532 states and 4223 transitions. [2025-02-07 21:15:43,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-07 21:15:43,659 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 174.0) internal successors, (348), 2 states have internal predecessors, (348), 2 states have call successors, (138), 2 states have call predecessors, (138), 1 states have return successors, (137), 1 states have call predecessors, (137), 2 states have call successors, (137) Word has length 1029 [2025-02-07 21:15:43,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:15:43,671 INFO L225 Difference]: With dead ends: 2532 [2025-02-07 21:15:43,672 INFO L226 Difference]: Without dead ends: 1133 [2025-02-07 21:15:43,681 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1030 GetRequests, 1030 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:15:43,683 INFO L435 NwaCegarLoop]: 1907 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, 1907 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-07 21:15:43,683 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1907 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:15:43,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1133 states. [2025-02-07 21:15:43,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1133 to 1133. [2025-02-07 21:15:43,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1133 states, 703 states have (on average 1.2503556187766713) internal successors, (879), 731 states have internal predecessors, (879), 422 states have call successors, (422), 7 states have call predecessors, (422), 7 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:15:43,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 1133 states and 1722 transitions. [2025-02-07 21:15:43,942 INFO L78 Accepts]: Start accepts. Automaton has 1133 states and 1722 transitions. Word has length 1029 [2025-02-07 21:15:43,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:15:43,942 INFO L471 AbstractCegarLoop]: Abstraction has 1133 states and 1722 transitions. [2025-02-07 21:15:43,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 174.0) internal successors, (348), 2 states have internal predecessors, (348), 2 states have call successors, (138), 2 states have call predecessors, (138), 1 states have return successors, (137), 1 states have call predecessors, (137), 2 states have call successors, (137) [2025-02-07 21:15:43,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1722 transitions. [2025-02-07 21:15:43,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1030 [2025-02-07 21:15:43,969 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:15:43,969 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:15:43,984 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-07 21:15:44,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-07 21:15:44,170 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:15:44,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:15:44,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1845239040, now seen corresponding path program 1 times [2025-02-07 21:15:44,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:15:44,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808231292] [2025-02-07 21:15:44,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:15:44,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:15:44,707 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1029 statements into 1 equivalence classes. [2025-02-07 21:15:45,396 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1029 of 1029 statements. [2025-02-07 21:15:45,397 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:15:45,397 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:15:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 37264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37264 trivial. 0 not checked. [2025-02-07 21:15:49,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:15:49,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808231292] [2025-02-07 21:15:49,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808231292] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:15:49,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:15:49,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:15:49,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215226546] [2025-02-07 21:15:49,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:15:49,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:15:49,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:15:49,176 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:15:49,178 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:15:49,178 INFO L87 Difference]: Start difference. First operand 1133 states and 1722 transitions. Second operand has 6 states, 5 states have (on average 69.2) internal successors, (346), 5 states have internal predecessors, (346), 2 states have call successors, (138), 2 states have call predecessors, (138), 1 states have return successors, (137), 1 states have call predecessors, (137), 1 states have call successors, (137) [2025-02-07 21:15:49,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:15:49,400 INFO L93 Difference]: Finished difference Result 1139 states and 1727 transitions. [2025-02-07 21:15:49,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:15:49,401 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 69.2) internal successors, (346), 5 states have internal predecessors, (346), 2 states have call successors, (138), 2 states have call predecessors, (138), 1 states have return successors, (137), 1 states have call predecessors, (137), 1 states have call successors, (137) Word has length 1029 [2025-02-07 21:15:49,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:15:49,413 INFO L225 Difference]: With dead ends: 1139 [2025-02-07 21:15:49,414 INFO L226 Difference]: Without dead ends: 1137 [2025-02-07 21:15:49,415 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-02-07 21:15:49,415 INFO L435 NwaCegarLoop]: 1695 mSDtfsCounter, 1250 mSDsluCounter, 5058 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1250 SdHoareTripleChecker+Valid, 6753 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:15:49,416 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1250 Valid, 6753 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:15:49,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1137 states. [2025-02-07 21:15:49,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1137 to 1137. [2025-02-07 21:15:49,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1137 states, 706 states have (on average 1.2492917847025495) internal successors, (882), 734 states have internal predecessors, (882), 422 states have call successors, (422), 8 states have call predecessors, (422), 8 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:15:49,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1137 states and 1725 transitions. [2025-02-07 21:15:49,529 INFO L78 Accepts]: Start accepts. Automaton has 1137 states and 1725 transitions. Word has length 1029 [2025-02-07 21:15:49,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:15:49,531 INFO L471 AbstractCegarLoop]: Abstraction has 1137 states and 1725 transitions. [2025-02-07 21:15:49,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 69.2) internal successors, (346), 5 states have internal predecessors, (346), 2 states have call successors, (138), 2 states have call predecessors, (138), 1 states have return successors, (137), 1 states have call predecessors, (137), 1 states have call successors, (137) [2025-02-07 21:15:49,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1725 transitions. [2025-02-07 21:15:49,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1036 [2025-02-07 21:15:49,551 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:15:49,551 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 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] [2025-02-07 21:15:49,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-07 21:15:49,552 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:15:49,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:15:49,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1959045112, now seen corresponding path program 1 times [2025-02-07 21:15:49,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:15:49,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797487858] [2025-02-07 21:15:49,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:15:49,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:15:49,918 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1035 statements into 1 equivalence classes. [2025-02-07 21:15:50,321 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1035 of 1035 statements. [2025-02-07 21:15:50,322 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:15:50,322 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:15:52,207 INFO L134 CoverageAnalysis]: Checked inductivity of 37266 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 37264 trivial. 0 not checked. [2025-02-07 21:15:52,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:15:52,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797487858] [2025-02-07 21:15:52,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797487858] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:15:52,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:15:52,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:15:52,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334903392] [2025-02-07 21:15:52,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:15:52,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:15:52,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:15:52,209 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:15:52,209 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:15:52,210 INFO L87 Difference]: Start difference. First operand 1137 states and 1725 transitions. Second operand has 6 states, 5 states have (on average 70.0) internal successors, (350), 5 states have internal predecessors, (350), 2 states have call successors, (139), 2 states have call predecessors, (139), 1 states have return successors, (138), 1 states have call predecessors, (138), 1 states have call successors, (138) [2025-02-07 21:15:52,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:15:52,392 INFO L93 Difference]: Finished difference Result 1143 states and 1730 transitions. [2025-02-07 21:15:52,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:15:52,393 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 70.0) internal successors, (350), 5 states have internal predecessors, (350), 2 states have call successors, (139), 2 states have call predecessors, (139), 1 states have return successors, (138), 1 states have call predecessors, (138), 1 states have call successors, (138) Word has length 1035 [2025-02-07 21:15:52,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:15:52,401 INFO L225 Difference]: With dead ends: 1143 [2025-02-07 21:15:52,401 INFO L226 Difference]: Without dead ends: 1141 [2025-02-07 21:15:52,402 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 [2025-02-07 21:15:52,402 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1245 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1245 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:15:52,402 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1245 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:15:52,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1141 states. [2025-02-07 21:15:52,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1141 to 1141. [2025-02-07 21:15:52,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1141 states, 709 states have (on average 1.2482369534555713) internal successors, (885), 737 states have internal predecessors, (885), 422 states have call successors, (422), 9 states have call predecessors, (422), 9 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:15:52,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 1728 transitions. [2025-02-07 21:15:52,493 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 1728 transitions. Word has length 1035 [2025-02-07 21:15:52,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:15:52,496 INFO L471 AbstractCegarLoop]: Abstraction has 1141 states and 1728 transitions. [2025-02-07 21:15:52,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 70.0) internal successors, (350), 5 states have internal predecessors, (350), 2 states have call successors, (139), 2 states have call predecessors, (139), 1 states have return successors, (138), 1 states have call predecessors, (138), 1 states have call successors, (138) [2025-02-07 21:15:52,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1728 transitions. [2025-02-07 21:15:52,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1042 [2025-02-07 21:15:52,507 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:15:52,508 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 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] [2025-02-07 21:15:52,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-07 21:15:52,508 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:15:52,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:15:52,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1660923918, now seen corresponding path program 1 times [2025-02-07 21:15:52,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:15:52,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868468100] [2025-02-07 21:15:52,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:15:52,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:15:53,085 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1041 statements into 1 equivalence classes. [2025-02-07 21:15:53,553 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1041 of 1041 statements. [2025-02-07 21:15:53,554 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:15:53,554 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:15:55,323 INFO L134 CoverageAnalysis]: Checked inductivity of 37272 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37268 trivial. 0 not checked. [2025-02-07 21:15:55,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:15:55,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868468100] [2025-02-07 21:15:55,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868468100] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:15:55,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:15:55,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:15:55,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401464075] [2025-02-07 21:15:55,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:15:55,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:15:55,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:15:55,328 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:15:55,328 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:15:55,328 INFO L87 Difference]: Start difference. First operand 1141 states and 1728 transitions. Second operand has 6 states, 5 states have (on average 70.2) internal successors, (351), 5 states have internal predecessors, (351), 2 states have call successors, (140), 2 states have call predecessors, (140), 1 states have return successors, (139), 1 states have call predecessors, (139), 1 states have call successors, (139) [2025-02-07 21:15:55,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:15:55,721 INFO L93 Difference]: Finished difference Result 1147 states and 1733 transitions. [2025-02-07 21:15:55,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:15:55,722 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 70.2) internal successors, (351), 5 states have internal predecessors, (351), 2 states have call successors, (140), 2 states have call predecessors, (140), 1 states have return successors, (139), 1 states have call predecessors, (139), 1 states have call successors, (139) Word has length 1041 [2025-02-07 21:15:55,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:15:55,732 INFO L225 Difference]: With dead ends: 1147 [2025-02-07 21:15:55,732 INFO L226 Difference]: Without dead ends: 1145 [2025-02-07 21:15:55,733 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 [2025-02-07 21:15:55,734 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1243 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1243 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-07 21:15:55,735 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1243 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-07 21:15:55,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1145 states. [2025-02-07 21:15:55,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1145 to 1145. [2025-02-07 21:15:55,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1145 states, 712 states have (on average 1.247191011235955) internal successors, (888), 740 states have internal predecessors, (888), 422 states have call successors, (422), 10 states have call predecessors, (422), 10 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:15:55,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1145 states and 1731 transitions. [2025-02-07 21:15:55,819 INFO L78 Accepts]: Start accepts. Automaton has 1145 states and 1731 transitions. Word has length 1041 [2025-02-07 21:15:55,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:15:55,821 INFO L471 AbstractCegarLoop]: Abstraction has 1145 states and 1731 transitions. [2025-02-07 21:15:55,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 70.2) internal successors, (351), 5 states have internal predecessors, (351), 2 states have call successors, (140), 2 states have call predecessors, (140), 1 states have return successors, (139), 1 states have call predecessors, (139), 1 states have call successors, (139) [2025-02-07 21:15:55,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1731 transitions. [2025-02-07 21:15:55,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1048 [2025-02-07 21:15:55,831 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:15:55,831 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 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] [2025-02-07 21:15:55,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-07 21:15:55,832 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:15:55,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:15:55,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1123142510, now seen corresponding path program 1 times [2025-02-07 21:15:55,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:15:55,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841391950] [2025-02-07 21:15:55,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:15:55,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:15:56,192 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1047 statements into 1 equivalence classes. [2025-02-07 21:15:56,480 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1047 of 1047 statements. [2025-02-07 21:15:56,480 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:15:56,480 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:15:58,329 INFO L134 CoverageAnalysis]: Checked inductivity of 37282 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 37276 trivial. 0 not checked. [2025-02-07 21:15:58,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:15:58,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841391950] [2025-02-07 21:15:58,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841391950] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:15:58,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:15:58,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:15:58,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290379696] [2025-02-07 21:15:58,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:15:58,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:15:58,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:15:58,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:15:58,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:15:58,332 INFO L87 Difference]: Start difference. First operand 1145 states and 1731 transitions. Second operand has 6 states, 5 states have (on average 70.4) internal successors, (352), 5 states have internal predecessors, (352), 2 states have call successors, (141), 2 states have call predecessors, (141), 1 states have return successors, (140), 1 states have call predecessors, (140), 1 states have call successors, (140) [2025-02-07 21:15:58,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:15:58,648 INFO L93 Difference]: Finished difference Result 1151 states and 1736 transitions. [2025-02-07 21:15:58,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:15:58,649 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 70.4) internal successors, (352), 5 states have internal predecessors, (352), 2 states have call successors, (141), 2 states have call predecessors, (141), 1 states have return successors, (140), 1 states have call predecessors, (140), 1 states have call successors, (140) Word has length 1047 [2025-02-07 21:15:58,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:15:58,658 INFO L225 Difference]: With dead ends: 1151 [2025-02-07 21:15:58,659 INFO L226 Difference]: Without dead ends: 1149 [2025-02-07 21:15:58,659 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 [2025-02-07 21:15:58,660 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1241 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-07 21:15:58,660 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1241 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-07 21:15:58,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states. [2025-02-07 21:15:58,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 1149. [2025-02-07 21:15:58,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1149 states, 715 states have (on average 1.2461538461538462) internal successors, (891), 743 states have internal predecessors, (891), 422 states have call successors, (422), 11 states have call predecessors, (422), 11 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:15:58,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1734 transitions. [2025-02-07 21:15:58,859 INFO L78 Accepts]: Start accepts. Automaton has 1149 states and 1734 transitions. Word has length 1047 [2025-02-07 21:15:58,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:15:58,861 INFO L471 AbstractCegarLoop]: Abstraction has 1149 states and 1734 transitions. [2025-02-07 21:15:58,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 70.4) internal successors, (352), 5 states have internal predecessors, (352), 2 states have call successors, (141), 2 states have call predecessors, (141), 1 states have return successors, (140), 1 states have call predecessors, (140), 1 states have call successors, (140) [2025-02-07 21:15:58,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1734 transitions. [2025-02-07 21:15:58,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1054 [2025-02-07 21:15:58,871 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:15:58,871 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 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] [2025-02-07 21:15:58,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-07 21:15:58,871 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:15:58,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:15:58,872 INFO L85 PathProgramCache]: Analyzing trace with hash 714666220, now seen corresponding path program 1 times [2025-02-07 21:15:58,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:15:58,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654526947] [2025-02-07 21:15:58,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:15:58,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:15:59,233 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1053 statements into 1 equivalence classes. [2025-02-07 21:15:59,821 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1053 of 1053 statements. [2025-02-07 21:15:59,821 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:15:59,821 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:02,098 INFO L134 CoverageAnalysis]: Checked inductivity of 37296 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 37288 trivial. 0 not checked. [2025-02-07 21:16:02,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:02,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654526947] [2025-02-07 21:16:02,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654526947] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:02,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:02,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:02,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748354203] [2025-02-07 21:16:02,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:02,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:02,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:02,101 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:02,101 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:02,102 INFO L87 Difference]: Start difference. First operand 1149 states and 1734 transitions. Second operand has 6 states, 5 states have (on average 70.6) internal successors, (353), 5 states have internal predecessors, (353), 2 states have call successors, (142), 2 states have call predecessors, (142), 1 states have return successors, (141), 1 states have call predecessors, (141), 1 states have call successors, (141) [2025-02-07 21:16:02,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:02,275 INFO L93 Difference]: Finished difference Result 1155 states and 1739 transitions. [2025-02-07 21:16:02,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:02,275 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 70.6) internal successors, (353), 5 states have internal predecessors, (353), 2 states have call successors, (142), 2 states have call predecessors, (142), 1 states have return successors, (141), 1 states have call predecessors, (141), 1 states have call successors, (141) Word has length 1053 [2025-02-07 21:16:02,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:02,283 INFO L225 Difference]: With dead ends: 1155 [2025-02-07 21:16:02,283 INFO L226 Difference]: Without dead ends: 1153 [2025-02-07 21:16:02,284 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 [2025-02-07 21:16:02,285 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1239 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:02,285 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1239 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:02,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1153 states. [2025-02-07 21:16:02,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1153 to 1153. [2025-02-07 21:16:02,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1153 states, 718 states have (on average 1.2451253481894151) internal successors, (894), 746 states have internal predecessors, (894), 422 states have call successors, (422), 12 states have call predecessors, (422), 12 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1153 states and 1737 transitions. [2025-02-07 21:16:02,394 INFO L78 Accepts]: Start accepts. Automaton has 1153 states and 1737 transitions. Word has length 1053 [2025-02-07 21:16:02,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:02,395 INFO L471 AbstractCegarLoop]: Abstraction has 1153 states and 1737 transitions. [2025-02-07 21:16:02,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 70.6) internal successors, (353), 5 states have internal predecessors, (353), 2 states have call successors, (142), 2 states have call predecessors, (142), 1 states have return successors, (141), 1 states have call predecessors, (141), 1 states have call successors, (141) [2025-02-07 21:16:02,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1737 transitions. [2025-02-07 21:16:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1060 [2025-02-07 21:16:02,405 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:02,406 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 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] [2025-02-07 21:16:02,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-07 21:16:02,406 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:02,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:02,407 INFO L85 PathProgramCache]: Analyzing trace with hash -983910676, now seen corresponding path program 1 times [2025-02-07 21:16:02,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:02,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711104748] [2025-02-07 21:16:02,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:02,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:02,865 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1059 statements into 1 equivalence classes. [2025-02-07 21:16:03,206 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1059 of 1059 statements. [2025-02-07 21:16:03,206 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:03,206 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:05,023 INFO L134 CoverageAnalysis]: Checked inductivity of 37314 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 37304 trivial. 0 not checked. [2025-02-07 21:16:05,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:05,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711104748] [2025-02-07 21:16:05,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711104748] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:05,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:05,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:05,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032336179] [2025-02-07 21:16:05,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:05,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:05,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:05,026 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:05,026 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:05,027 INFO L87 Difference]: Start difference. First operand 1153 states and 1737 transitions. Second operand has 6 states, 5 states have (on average 70.8) internal successors, (354), 5 states have internal predecessors, (354), 2 states have call successors, (143), 2 states have call predecessors, (143), 1 states have return successors, (142), 1 states have call predecessors, (142), 1 states have call successors, (142) [2025-02-07 21:16:05,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:05,251 INFO L93 Difference]: Finished difference Result 1159 states and 1742 transitions. [2025-02-07 21:16:05,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:05,251 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 70.8) internal successors, (354), 5 states have internal predecessors, (354), 2 states have call successors, (143), 2 states have call predecessors, (143), 1 states have return successors, (142), 1 states have call predecessors, (142), 1 states have call successors, (142) Word has length 1059 [2025-02-07 21:16:05,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:05,259 INFO L225 Difference]: With dead ends: 1159 [2025-02-07 21:16:05,260 INFO L226 Difference]: Without dead ends: 1157 [2025-02-07 21:16:05,261 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 [2025-02-07 21:16:05,261 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1237 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1237 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:05,262 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1237 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:05,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2025-02-07 21:16:05,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1157. [2025-02-07 21:16:05,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 721 states have (on average 1.2441054091539527) internal successors, (897), 749 states have internal predecessors, (897), 422 states have call successors, (422), 13 states have call predecessors, (422), 13 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:05,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1740 transitions. [2025-02-07 21:16:05,359 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1740 transitions. Word has length 1059 [2025-02-07 21:16:05,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:05,360 INFO L471 AbstractCegarLoop]: Abstraction has 1157 states and 1740 transitions. [2025-02-07 21:16:05,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 70.8) internal successors, (354), 5 states have internal predecessors, (354), 2 states have call successors, (143), 2 states have call predecessors, (143), 1 states have return successors, (142), 1 states have call predecessors, (142), 1 states have call successors, (142) [2025-02-07 21:16:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1740 transitions. [2025-02-07 21:16:05,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1066 [2025-02-07 21:16:05,373 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:05,374 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 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] [2025-02-07 21:16:05,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-07 21:16:05,374 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:05,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:05,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1716964370, now seen corresponding path program 1 times [2025-02-07 21:16:05,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:05,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257706989] [2025-02-07 21:16:05,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:05,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:05,707 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1065 statements into 1 equivalence classes. [2025-02-07 21:16:05,948 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1065 of 1065 statements. [2025-02-07 21:16:05,948 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:05,948 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:07,790 INFO L134 CoverageAnalysis]: Checked inductivity of 37336 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 37324 trivial. 0 not checked. [2025-02-07 21:16:07,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:07,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257706989] [2025-02-07 21:16:07,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257706989] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:07,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:07,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:07,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059945291] [2025-02-07 21:16:07,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:07,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:07,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:07,793 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:07,793 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:07,793 INFO L87 Difference]: Start difference. First operand 1157 states and 1740 transitions. Second operand has 6 states, 5 states have (on average 71.0) internal successors, (355), 5 states have internal predecessors, (355), 2 states have call successors, (144), 2 states have call predecessors, (144), 1 states have return successors, (143), 1 states have call predecessors, (143), 1 states have call successors, (143) [2025-02-07 21:16:08,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:08,023 INFO L93 Difference]: Finished difference Result 1163 states and 1745 transitions. [2025-02-07 21:16:08,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:08,024 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 71.0) internal successors, (355), 5 states have internal predecessors, (355), 2 states have call successors, (144), 2 states have call predecessors, (144), 1 states have return successors, (143), 1 states have call predecessors, (143), 1 states have call successors, (143) Word has length 1065 [2025-02-07 21:16:08,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:08,032 INFO L225 Difference]: With dead ends: 1163 [2025-02-07 21:16:08,032 INFO L226 Difference]: Without dead ends: 1161 [2025-02-07 21:16:08,032 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 [2025-02-07 21:16:08,033 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1235 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:08,033 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1235 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:08,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2025-02-07 21:16:08,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 1161. [2025-02-07 21:16:08,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1161 states, 724 states have (on average 1.2430939226519337) internal successors, (900), 752 states have internal predecessors, (900), 422 states have call successors, (422), 14 states have call predecessors, (422), 14 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:08,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1161 states and 1743 transitions. [2025-02-07 21:16:08,197 INFO L78 Accepts]: Start accepts. Automaton has 1161 states and 1743 transitions. Word has length 1065 [2025-02-07 21:16:08,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:08,199 INFO L471 AbstractCegarLoop]: Abstraction has 1161 states and 1743 transitions. [2025-02-07 21:16:08,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 71.0) internal successors, (355), 5 states have internal predecessors, (355), 2 states have call successors, (144), 2 states have call predecessors, (144), 1 states have return successors, (143), 1 states have call predecessors, (143), 1 states have call successors, (143) [2025-02-07 21:16:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1743 transitions. [2025-02-07 21:16:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1072 [2025-02-07 21:16:08,214 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:08,214 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 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] [2025-02-07 21:16:08,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-07 21:16:08,215 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:08,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:08,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1286315634, now seen corresponding path program 1 times [2025-02-07 21:16:08,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:08,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024174174] [2025-02-07 21:16:08,216 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:08,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:08,669 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1071 statements into 1 equivalence classes. [2025-02-07 21:16:08,945 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1071 of 1071 statements. [2025-02-07 21:16:08,945 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:08,945 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:10,681 INFO L134 CoverageAnalysis]: Checked inductivity of 37362 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 37348 trivial. 0 not checked. [2025-02-07 21:16:10,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:10,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024174174] [2025-02-07 21:16:10,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024174174] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:10,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:10,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:10,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229858664] [2025-02-07 21:16:10,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:10,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:10,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:10,683 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:10,683 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:10,684 INFO L87 Difference]: Start difference. First operand 1161 states and 1743 transitions. Second operand has 6 states, 5 states have (on average 71.2) internal successors, (356), 5 states have internal predecessors, (356), 2 states have call successors, (145), 2 states have call predecessors, (145), 1 states have return successors, (144), 1 states have call predecessors, (144), 1 states have call successors, (144) [2025-02-07 21:16:10,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:10,925 INFO L93 Difference]: Finished difference Result 1167 states and 1748 transitions. [2025-02-07 21:16:10,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:10,926 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 71.2) internal successors, (356), 5 states have internal predecessors, (356), 2 states have call successors, (145), 2 states have call predecessors, (145), 1 states have return successors, (144), 1 states have call predecessors, (144), 1 states have call successors, (144) Word has length 1071 [2025-02-07 21:16:10,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:10,932 INFO L225 Difference]: With dead ends: 1167 [2025-02-07 21:16:10,932 INFO L226 Difference]: Without dead ends: 1165 [2025-02-07 21:16:10,933 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 [2025-02-07 21:16:10,934 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1233 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:10,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1233 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:10,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1165 states. [2025-02-07 21:16:11,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1165 to 1165. [2025-02-07 21:16:11,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1165 states, 727 states have (on average 1.2420907840440165) internal successors, (903), 755 states have internal predecessors, (903), 422 states have call successors, (422), 15 states have call predecessors, (422), 15 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:11,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1165 states and 1746 transitions. [2025-02-07 21:16:11,065 INFO L78 Accepts]: Start accepts. Automaton has 1165 states and 1746 transitions. Word has length 1071 [2025-02-07 21:16:11,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:11,066 INFO L471 AbstractCegarLoop]: Abstraction has 1165 states and 1746 transitions. [2025-02-07 21:16:11,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 71.2) internal successors, (356), 5 states have internal predecessors, (356), 2 states have call successors, (145), 2 states have call predecessors, (145), 1 states have return successors, (144), 1 states have call predecessors, (144), 1 states have call successors, (144) [2025-02-07 21:16:11,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1746 transitions. [2025-02-07 21:16:11,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2025-02-07 21:16:11,074 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:11,075 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 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] [2025-02-07 21:16:11,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-02-07 21:16:11,075 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:11,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:11,076 INFO L85 PathProgramCache]: Analyzing trace with hash -840545032, now seen corresponding path program 1 times [2025-02-07 21:16:11,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:11,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079057027] [2025-02-07 21:16:11,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:11,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:11,406 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1077 statements into 1 equivalence classes. [2025-02-07 21:16:11,668 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1077 of 1077 statements. [2025-02-07 21:16:11,668 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:11,668 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:13,807 INFO L134 CoverageAnalysis]: Checked inductivity of 37392 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 37376 trivial. 0 not checked. [2025-02-07 21:16:13,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:13,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079057027] [2025-02-07 21:16:13,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079057027] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:13,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:13,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:13,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980603580] [2025-02-07 21:16:13,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:13,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:13,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:13,809 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:13,809 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:13,810 INFO L87 Difference]: Start difference. First operand 1165 states and 1746 transitions. Second operand has 6 states, 5 states have (on average 71.4) internal successors, (357), 5 states have internal predecessors, (357), 2 states have call successors, (146), 2 states have call predecessors, (146), 1 states have return successors, (145), 1 states have call predecessors, (145), 1 states have call successors, (145) [2025-02-07 21:16:13,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:13,983 INFO L93 Difference]: Finished difference Result 1171 states and 1751 transitions. [2025-02-07 21:16:13,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:13,983 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 71.4) internal successors, (357), 5 states have internal predecessors, (357), 2 states have call successors, (146), 2 states have call predecessors, (146), 1 states have return successors, (145), 1 states have call predecessors, (145), 1 states have call successors, (145) Word has length 1077 [2025-02-07 21:16:13,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:13,992 INFO L225 Difference]: With dead ends: 1171 [2025-02-07 21:16:13,992 INFO L226 Difference]: Without dead ends: 1169 [2025-02-07 21:16:13,992 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 [2025-02-07 21:16:13,993 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1231 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1231 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:13,993 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1231 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:13,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1169 states. [2025-02-07 21:16:14,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1169 to 1169. [2025-02-07 21:16:14,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1169 states, 730 states have (on average 1.2410958904109588) internal successors, (906), 758 states have internal predecessors, (906), 422 states have call successors, (422), 16 states have call predecessors, (422), 16 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:14,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1749 transitions. [2025-02-07 21:16:14,093 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1749 transitions. Word has length 1077 [2025-02-07 21:16:14,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:14,094 INFO L471 AbstractCegarLoop]: Abstraction has 1169 states and 1749 transitions. [2025-02-07 21:16:14,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 71.4) internal successors, (357), 5 states have internal predecessors, (357), 2 states have call successors, (146), 2 states have call predecessors, (146), 1 states have return successors, (145), 1 states have call predecessors, (145), 1 states have call successors, (145) [2025-02-07 21:16:14,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1749 transitions. [2025-02-07 21:16:14,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1084 [2025-02-07 21:16:14,102 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:14,103 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 10, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:14,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-02-07 21:16:14,103 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:14,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:14,104 INFO L85 PathProgramCache]: Analyzing trace with hash 618837504, now seen corresponding path program 1 times [2025-02-07 21:16:14,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:14,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343235566] [2025-02-07 21:16:14,104 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:14,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:14,433 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1083 statements into 1 equivalence classes. [2025-02-07 21:16:14,738 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1083 of 1083 statements. [2025-02-07 21:16:14,739 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:14,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:16,652 INFO L134 CoverageAnalysis]: Checked inductivity of 37426 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 37408 trivial. 0 not checked. [2025-02-07 21:16:16,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:16,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343235566] [2025-02-07 21:16:16,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343235566] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:16,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:16,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:16,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202327195] [2025-02-07 21:16:16,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:16,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:16,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:16,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:16,655 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:16,655 INFO L87 Difference]: Start difference. First operand 1169 states and 1749 transitions. Second operand has 6 states, 5 states have (on average 71.6) internal successors, (358), 5 states have internal predecessors, (358), 2 states have call successors, (147), 2 states have call predecessors, (147), 1 states have return successors, (146), 1 states have call predecessors, (146), 1 states have call successors, (146) [2025-02-07 21:16:16,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:16,892 INFO L93 Difference]: Finished difference Result 1175 states and 1754 transitions. [2025-02-07 21:16:16,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:16,893 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 71.6) internal successors, (358), 5 states have internal predecessors, (358), 2 states have call successors, (147), 2 states have call predecessors, (147), 1 states have return successors, (146), 1 states have call predecessors, (146), 1 states have call successors, (146) Word has length 1083 [2025-02-07 21:16:16,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:16,900 INFO L225 Difference]: With dead ends: 1175 [2025-02-07 21:16:16,900 INFO L226 Difference]: Without dead ends: 1173 [2025-02-07 21:16:16,901 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 [2025-02-07 21:16:16,901 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1229 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1229 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:16,902 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1229 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:16,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1173 states. [2025-02-07 21:16:17,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1173 to 1173. [2025-02-07 21:16:17,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1173 states, 733 states have (on average 1.2401091405184175) internal successors, (909), 761 states have internal predecessors, (909), 422 states have call successors, (422), 17 states have call predecessors, (422), 17 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:17,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1173 states and 1752 transitions. [2025-02-07 21:16:17,009 INFO L78 Accepts]: Start accepts. Automaton has 1173 states and 1752 transitions. Word has length 1083 [2025-02-07 21:16:17,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:17,010 INFO L471 AbstractCegarLoop]: Abstraction has 1173 states and 1752 transitions. [2025-02-07 21:16:17,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 71.6) internal successors, (358), 5 states have internal predecessors, (358), 2 states have call successors, (147), 2 states have call predecessors, (147), 1 states have return successors, (146), 1 states have call predecessors, (146), 1 states have call successors, (146) [2025-02-07 21:16:17,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1752 transitions. [2025-02-07 21:16:17,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1090 [2025-02-07 21:16:17,018 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:17,019 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 11, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:17,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-02-07 21:16:17,020 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:17,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:17,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1624731658, now seen corresponding path program 1 times [2025-02-07 21:16:17,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:17,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16588681] [2025-02-07 21:16:17,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:17,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:17,379 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1089 statements into 1 equivalence classes. [2025-02-07 21:16:17,628 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1089 of 1089 statements. [2025-02-07 21:16:17,629 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:17,629 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:19,609 INFO L134 CoverageAnalysis]: Checked inductivity of 37464 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 37444 trivial. 0 not checked. [2025-02-07 21:16:19,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:19,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16588681] [2025-02-07 21:16:19,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16588681] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:19,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:19,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:19,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872638293] [2025-02-07 21:16:19,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:19,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:19,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:19,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:19,611 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:19,611 INFO L87 Difference]: Start difference. First operand 1173 states and 1752 transitions. Second operand has 6 states, 5 states have (on average 71.8) internal successors, (359), 5 states have internal predecessors, (359), 2 states have call successors, (148), 2 states have call predecessors, (148), 1 states have return successors, (147), 1 states have call predecessors, (147), 1 states have call successors, (147) [2025-02-07 21:16:19,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:19,788 INFO L93 Difference]: Finished difference Result 1179 states and 1757 transitions. [2025-02-07 21:16:19,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:19,788 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 71.8) internal successors, (359), 5 states have internal predecessors, (359), 2 states have call successors, (148), 2 states have call predecessors, (148), 1 states have return successors, (147), 1 states have call predecessors, (147), 1 states have call successors, (147) Word has length 1089 [2025-02-07 21:16:19,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:19,794 INFO L225 Difference]: With dead ends: 1179 [2025-02-07 21:16:19,794 INFO L226 Difference]: Without dead ends: 1177 [2025-02-07 21:16:19,795 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 [2025-02-07 21:16:19,795 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1227 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1227 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:19,795 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1227 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:19,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1177 states. [2025-02-07 21:16:20,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1177 to 1177. [2025-02-07 21:16:20,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1177 states, 736 states have (on average 1.2391304347826086) internal successors, (912), 764 states have internal predecessors, (912), 422 states have call successors, (422), 18 states have call predecessors, (422), 18 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:20,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1177 states and 1755 transitions. [2025-02-07 21:16:20,007 INFO L78 Accepts]: Start accepts. Automaton has 1177 states and 1755 transitions. Word has length 1089 [2025-02-07 21:16:20,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:20,007 INFO L471 AbstractCegarLoop]: Abstraction has 1177 states and 1755 transitions. [2025-02-07 21:16:20,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 71.8) internal successors, (359), 5 states have internal predecessors, (359), 2 states have call successors, (148), 2 states have call predecessors, (148), 1 states have return successors, (147), 1 states have call predecessors, (147), 1 states have call successors, (147) [2025-02-07 21:16:20,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1755 transitions. [2025-02-07 21:16:20,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1096 [2025-02-07 21:16:20,022 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:20,023 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 12, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:20,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-02-07 21:16:20,023 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:20,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:20,024 INFO L85 PathProgramCache]: Analyzing trace with hash 709898646, now seen corresponding path program 1 times [2025-02-07 21:16:20,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:20,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826177853] [2025-02-07 21:16:20,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:20,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:20,520 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1095 statements into 1 equivalence classes. [2025-02-07 21:16:20,901 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1095 of 1095 statements. [2025-02-07 21:16:20,901 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:20,901 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:22,911 INFO L134 CoverageAnalysis]: Checked inductivity of 37506 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 37484 trivial. 0 not checked. [2025-02-07 21:16:22,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:22,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826177853] [2025-02-07 21:16:22,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826177853] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:22,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:22,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:22,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67530683] [2025-02-07 21:16:22,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:22,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:22,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:22,914 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:22,914 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:22,914 INFO L87 Difference]: Start difference. First operand 1177 states and 1755 transitions. Second operand has 6 states, 5 states have (on average 72.0) internal successors, (360), 5 states have internal predecessors, (360), 2 states have call successors, (149), 2 states have call predecessors, (149), 1 states have return successors, (148), 1 states have call predecessors, (148), 1 states have call successors, (148) [2025-02-07 21:16:23,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:23,096 INFO L93 Difference]: Finished difference Result 1183 states and 1760 transitions. [2025-02-07 21:16:23,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:23,096 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 72.0) internal successors, (360), 5 states have internal predecessors, (360), 2 states have call successors, (149), 2 states have call predecessors, (149), 1 states have return successors, (148), 1 states have call predecessors, (148), 1 states have call successors, (148) Word has length 1095 [2025-02-07 21:16:23,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:23,102 INFO L225 Difference]: With dead ends: 1183 [2025-02-07 21:16:23,102 INFO L226 Difference]: Without dead ends: 1181 [2025-02-07 21:16:23,103 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 [2025-02-07 21:16:23,103 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1225 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1225 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:23,104 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1225 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:23,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1181 states. [2025-02-07 21:16:23,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1181 to 1181. [2025-02-07 21:16:23,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1181 states, 739 states have (on average 1.2381596752368065) internal successors, (915), 767 states have internal predecessors, (915), 422 states have call successors, (422), 19 states have call predecessors, (422), 19 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:23,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1181 states and 1758 transitions. [2025-02-07 21:16:23,217 INFO L78 Accepts]: Start accepts. Automaton has 1181 states and 1758 transitions. Word has length 1095 [2025-02-07 21:16:23,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:23,218 INFO L471 AbstractCegarLoop]: Abstraction has 1181 states and 1758 transitions. [2025-02-07 21:16:23,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 72.0) internal successors, (360), 5 states have internal predecessors, (360), 2 states have call successors, (149), 2 states have call predecessors, (149), 1 states have return successors, (148), 1 states have call predecessors, (148), 1 states have call successors, (148) [2025-02-07 21:16:23,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1758 transitions. [2025-02-07 21:16:23,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1102 [2025-02-07 21:16:23,226 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:23,226 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 13, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:23,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-02-07 21:16:23,227 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:23,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:23,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1993724196, now seen corresponding path program 1 times [2025-02-07 21:16:23,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:23,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109484546] [2025-02-07 21:16:23,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:23,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:23,577 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1101 statements into 1 equivalence classes. [2025-02-07 21:16:23,835 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1101 of 1101 statements. [2025-02-07 21:16:23,836 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:23,836 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:25,967 INFO L134 CoverageAnalysis]: Checked inductivity of 37552 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 37528 trivial. 0 not checked. [2025-02-07 21:16:25,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:25,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109484546] [2025-02-07 21:16:25,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109484546] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:25,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:25,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:25,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342940559] [2025-02-07 21:16:25,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:25,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:25,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:25,969 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:25,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:25,969 INFO L87 Difference]: Start difference. First operand 1181 states and 1758 transitions. Second operand has 6 states, 5 states have (on average 72.2) internal successors, (361), 5 states have internal predecessors, (361), 2 states have call successors, (150), 2 states have call predecessors, (150), 1 states have return successors, (149), 1 states have call predecessors, (149), 1 states have call successors, (149) [2025-02-07 21:16:26,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:26,154 INFO L93 Difference]: Finished difference Result 1187 states and 1763 transitions. [2025-02-07 21:16:26,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:26,155 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 72.2) internal successors, (361), 5 states have internal predecessors, (361), 2 states have call successors, (150), 2 states have call predecessors, (150), 1 states have return successors, (149), 1 states have call predecessors, (149), 1 states have call successors, (149) Word has length 1101 [2025-02-07 21:16:26,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:26,160 INFO L225 Difference]: With dead ends: 1187 [2025-02-07 21:16:26,161 INFO L226 Difference]: Without dead ends: 1185 [2025-02-07 21:16:26,161 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 [2025-02-07 21:16:26,161 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1223 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1223 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:26,161 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1223 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:26,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2025-02-07 21:16:26,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 1185. [2025-02-07 21:16:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1185 states, 742 states have (on average 1.2371967654986522) internal successors, (918), 770 states have internal predecessors, (918), 422 states have call successors, (422), 20 states have call predecessors, (422), 20 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1185 states and 1761 transitions. [2025-02-07 21:16:26,276 INFO L78 Accepts]: Start accepts. Automaton has 1185 states and 1761 transitions. Word has length 1101 [2025-02-07 21:16:26,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:26,276 INFO L471 AbstractCegarLoop]: Abstraction has 1185 states and 1761 transitions. [2025-02-07 21:16:26,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 72.2) internal successors, (361), 5 states have internal predecessors, (361), 2 states have call successors, (150), 2 states have call predecessors, (150), 1 states have return successors, (149), 1 states have call predecessors, (149), 1 states have call successors, (149) [2025-02-07 21:16:26,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1761 transitions. [2025-02-07 21:16:26,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1108 [2025-02-07 21:16:26,284 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:26,284 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 14, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:26,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-02-07 21:16:26,285 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:26,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:26,285 INFO L85 PathProgramCache]: Analyzing trace with hash -560577228, now seen corresponding path program 1 times [2025-02-07 21:16:26,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:26,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758344757] [2025-02-07 21:16:26,285 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:26,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:26,624 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1107 statements into 1 equivalence classes. [2025-02-07 21:16:26,910 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1107 of 1107 statements. [2025-02-07 21:16:26,910 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:26,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:29,090 INFO L134 CoverageAnalysis]: Checked inductivity of 37602 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 37576 trivial. 0 not checked. [2025-02-07 21:16:29,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:29,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758344757] [2025-02-07 21:16:29,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758344757] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:29,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:29,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:29,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118676664] [2025-02-07 21:16:29,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:29,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:29,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:29,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:29,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:29,092 INFO L87 Difference]: Start difference. First operand 1185 states and 1761 transitions. Second operand has 6 states, 5 states have (on average 72.4) internal successors, (362), 5 states have internal predecessors, (362), 2 states have call successors, (151), 2 states have call predecessors, (151), 1 states have return successors, (150), 1 states have call predecessors, (150), 1 states have call successors, (150) [2025-02-07 21:16:29,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:29,288 INFO L93 Difference]: Finished difference Result 1191 states and 1766 transitions. [2025-02-07 21:16:29,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:29,288 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 72.4) internal successors, (362), 5 states have internal predecessors, (362), 2 states have call successors, (151), 2 states have call predecessors, (151), 1 states have return successors, (150), 1 states have call predecessors, (150), 1 states have call successors, (150) Word has length 1107 [2025-02-07 21:16:29,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:29,294 INFO L225 Difference]: With dead ends: 1191 [2025-02-07 21:16:29,294 INFO L226 Difference]: Without dead ends: 1189 [2025-02-07 21:16:29,295 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 [2025-02-07 21:16:29,295 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1221 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1221 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:29,295 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1221 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:29,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1189 states. [2025-02-07 21:16:29,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1189 to 1189. [2025-02-07 21:16:29,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1189 states, 745 states have (on average 1.236241610738255) internal successors, (921), 773 states have internal predecessors, (921), 422 states have call successors, (422), 21 states have call predecessors, (422), 21 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:29,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1189 states and 1764 transitions. [2025-02-07 21:16:29,417 INFO L78 Accepts]: Start accepts. Automaton has 1189 states and 1764 transitions. Word has length 1107 [2025-02-07 21:16:29,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:29,418 INFO L471 AbstractCegarLoop]: Abstraction has 1189 states and 1764 transitions. [2025-02-07 21:16:29,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 72.4) internal successors, (362), 5 states have internal predecessors, (362), 2 states have call successors, (151), 2 states have call predecessors, (151), 1 states have return successors, (150), 1 states have call predecessors, (150), 1 states have call successors, (150) [2025-02-07 21:16:29,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1764 transitions. [2025-02-07 21:16:29,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1114 [2025-02-07 21:16:29,426 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:29,426 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 15, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:29,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-02-07 21:16:29,427 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:29,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:29,427 INFO L85 PathProgramCache]: Analyzing trace with hash 336372806, now seen corresponding path program 1 times [2025-02-07 21:16:29,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:29,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936941886] [2025-02-07 21:16:29,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:29,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:29,767 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1113 statements into 1 equivalence classes. [2025-02-07 21:16:30,052 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1113 of 1113 statements. [2025-02-07 21:16:30,053 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:30,053 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:32,242 INFO L134 CoverageAnalysis]: Checked inductivity of 37656 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 37628 trivial. 0 not checked. [2025-02-07 21:16:32,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:32,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936941886] [2025-02-07 21:16:32,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936941886] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:32,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:32,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:32,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264181635] [2025-02-07 21:16:32,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:32,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:32,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:32,250 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:32,250 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:32,250 INFO L87 Difference]: Start difference. First operand 1189 states and 1764 transitions. Second operand has 6 states, 5 states have (on average 72.6) internal successors, (363), 5 states have internal predecessors, (363), 2 states have call successors, (152), 2 states have call predecessors, (152), 1 states have return successors, (151), 1 states have call predecessors, (151), 1 states have call successors, (151) [2025-02-07 21:16:32,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:32,478 INFO L93 Difference]: Finished difference Result 1195 states and 1769 transitions. [2025-02-07 21:16:32,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:32,479 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 72.6) internal successors, (363), 5 states have internal predecessors, (363), 2 states have call successors, (152), 2 states have call predecessors, (152), 1 states have return successors, (151), 1 states have call predecessors, (151), 1 states have call successors, (151) Word has length 1113 [2025-02-07 21:16:32,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:32,485 INFO L225 Difference]: With dead ends: 1195 [2025-02-07 21:16:32,485 INFO L226 Difference]: Without dead ends: 1193 [2025-02-07 21:16:32,485 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 [2025-02-07 21:16:32,486 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1219 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1219 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:32,486 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1219 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:32,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1193 states. [2025-02-07 21:16:32,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1193 to 1193. [2025-02-07 21:16:32,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1193 states, 748 states have (on average 1.2352941176470589) internal successors, (924), 776 states have internal predecessors, (924), 422 states have call successors, (422), 22 states have call predecessors, (422), 22 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:32,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1193 states and 1767 transitions. [2025-02-07 21:16:32,609 INFO L78 Accepts]: Start accepts. Automaton has 1193 states and 1767 transitions. Word has length 1113 [2025-02-07 21:16:32,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:32,610 INFO L471 AbstractCegarLoop]: Abstraction has 1193 states and 1767 transitions. [2025-02-07 21:16:32,611 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 72.6) internal successors, (363), 5 states have internal predecessors, (363), 2 states have call successors, (152), 2 states have call predecessors, (152), 1 states have return successors, (151), 1 states have call predecessors, (151), 1 states have call successors, (151) [2025-02-07 21:16:32,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1767 transitions. [2025-02-07 21:16:32,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1120 [2025-02-07 21:16:32,618 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:32,619 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 16, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:32,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-02-07 21:16:32,619 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:32,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:32,620 INFO L85 PathProgramCache]: Analyzing trace with hash -39246630, now seen corresponding path program 1 times [2025-02-07 21:16:32,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:32,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697911720] [2025-02-07 21:16:32,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:32,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:32,961 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1119 statements into 1 equivalence classes. [2025-02-07 21:16:33,262 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1119 of 1119 statements. [2025-02-07 21:16:33,262 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:33,262 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:35,627 INFO L134 CoverageAnalysis]: Checked inductivity of 37714 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 37684 trivial. 0 not checked. [2025-02-07 21:16:35,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:35,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697911720] [2025-02-07 21:16:35,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697911720] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:35,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:35,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:35,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384810028] [2025-02-07 21:16:35,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:35,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:35,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:35,631 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:35,631 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:35,631 INFO L87 Difference]: Start difference. First operand 1193 states and 1767 transitions. Second operand has 6 states, 5 states have (on average 72.8) internal successors, (364), 5 states have internal predecessors, (364), 2 states have call successors, (153), 2 states have call predecessors, (153), 1 states have return successors, (152), 1 states have call predecessors, (152), 1 states have call successors, (152) [2025-02-07 21:16:35,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:35,842 INFO L93 Difference]: Finished difference Result 1199 states and 1772 transitions. [2025-02-07 21:16:35,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:35,843 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 72.8) internal successors, (364), 5 states have internal predecessors, (364), 2 states have call successors, (153), 2 states have call predecessors, (153), 1 states have return successors, (152), 1 states have call predecessors, (152), 1 states have call successors, (152) Word has length 1119 [2025-02-07 21:16:35,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:35,849 INFO L225 Difference]: With dead ends: 1199 [2025-02-07 21:16:35,849 INFO L226 Difference]: Without dead ends: 1197 [2025-02-07 21:16:35,850 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 [2025-02-07 21:16:35,850 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1217 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1217 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:35,850 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1217 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:35,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1197 states. [2025-02-07 21:16:35,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1197 to 1197. [2025-02-07 21:16:35,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1197 states, 751 states have (on average 1.2343541944074568) internal successors, (927), 779 states have internal predecessors, (927), 422 states have call successors, (422), 23 states have call predecessors, (422), 23 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:35,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 1197 states and 1770 transitions. [2025-02-07 21:16:35,982 INFO L78 Accepts]: Start accepts. Automaton has 1197 states and 1770 transitions. Word has length 1119 [2025-02-07 21:16:35,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:35,984 INFO L471 AbstractCegarLoop]: Abstraction has 1197 states and 1770 transitions. [2025-02-07 21:16:35,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 72.8) internal successors, (364), 5 states have internal predecessors, (364), 2 states have call successors, (153), 2 states have call predecessors, (153), 1 states have return successors, (152), 1 states have call predecessors, (152), 1 states have call successors, (152) [2025-02-07 21:16:35,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1770 transitions. [2025-02-07 21:16:35,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1126 [2025-02-07 21:16:35,992 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:35,993 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 17, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:35,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-02-07 21:16:35,993 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:35,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:35,994 INFO L85 PathProgramCache]: Analyzing trace with hash -243720848, now seen corresponding path program 1 times [2025-02-07 21:16:35,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:35,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960421025] [2025-02-07 21:16:35,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:35,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:36,334 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1125 statements into 1 equivalence classes. [2025-02-07 21:16:36,787 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1125 of 1125 statements. [2025-02-07 21:16:36,788 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:36,788 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:39,317 INFO L134 CoverageAnalysis]: Checked inductivity of 37776 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 37744 trivial. 0 not checked. [2025-02-07 21:16:39,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:39,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960421025] [2025-02-07 21:16:39,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960421025] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:39,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:39,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:39,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581282804] [2025-02-07 21:16:39,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:39,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:39,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:39,319 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:39,319 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:39,319 INFO L87 Difference]: Start difference. First operand 1197 states and 1770 transitions. Second operand has 6 states, 5 states have (on average 73.0) internal successors, (365), 5 states have internal predecessors, (365), 2 states have call successors, (154), 2 states have call predecessors, (154), 1 states have return successors, (153), 1 states have call predecessors, (153), 1 states have call successors, (153) [2025-02-07 21:16:39,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:39,525 INFO L93 Difference]: Finished difference Result 1203 states and 1775 transitions. [2025-02-07 21:16:39,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:39,525 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 73.0) internal successors, (365), 5 states have internal predecessors, (365), 2 states have call successors, (154), 2 states have call predecessors, (154), 1 states have return successors, (153), 1 states have call predecessors, (153), 1 states have call successors, (153) Word has length 1125 [2025-02-07 21:16:39,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:39,531 INFO L225 Difference]: With dead ends: 1203 [2025-02-07 21:16:39,531 INFO L226 Difference]: Without dead ends: 1201 [2025-02-07 21:16:39,532 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 [2025-02-07 21:16:39,532 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1215 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1215 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:39,532 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1215 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:39,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1201 states. [2025-02-07 21:16:39,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1201 to 1201. [2025-02-07 21:16:39,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1201 states, 754 states have (on average 1.23342175066313) internal successors, (930), 782 states have internal predecessors, (930), 422 states have call successors, (422), 24 states have call predecessors, (422), 24 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:39,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1201 states and 1773 transitions. [2025-02-07 21:16:39,665 INFO L78 Accepts]: Start accepts. Automaton has 1201 states and 1773 transitions. Word has length 1125 [2025-02-07 21:16:39,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:39,666 INFO L471 AbstractCegarLoop]: Abstraction has 1201 states and 1773 transitions. [2025-02-07 21:16:39,666 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 73.0) internal successors, (365), 5 states have internal predecessors, (365), 2 states have call successors, (154), 2 states have call predecessors, (154), 1 states have return successors, (153), 1 states have call predecessors, (153), 1 states have call successors, (153) [2025-02-07 21:16:39,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1773 transitions. [2025-02-07 21:16:39,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1132 [2025-02-07 21:16:39,674 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:39,674 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 18, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:39,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-02-07 21:16:39,674 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:39,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:39,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1831926648, now seen corresponding path program 1 times [2025-02-07 21:16:39,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:39,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051067957] [2025-02-07 21:16:39,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:39,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:40,015 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1131 statements into 1 equivalence classes. [2025-02-07 21:16:40,269 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1131 of 1131 statements. [2025-02-07 21:16:40,269 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:40,269 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:42,640 INFO L134 CoverageAnalysis]: Checked inductivity of 37842 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 37808 trivial. 0 not checked. [2025-02-07 21:16:42,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:42,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051067957] [2025-02-07 21:16:42,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051067957] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:42,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:42,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:42,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5760218] [2025-02-07 21:16:42,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:42,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:42,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:42,643 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:42,643 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:42,643 INFO L87 Difference]: Start difference. First operand 1201 states and 1773 transitions. Second operand has 6 states, 5 states have (on average 73.2) internal successors, (366), 5 states have internal predecessors, (366), 2 states have call successors, (155), 2 states have call predecessors, (155), 1 states have return successors, (154), 1 states have call predecessors, (154), 1 states have call successors, (154) [2025-02-07 21:16:42,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:42,871 INFO L93 Difference]: Finished difference Result 1207 states and 1778 transitions. [2025-02-07 21:16:42,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:42,872 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 73.2) internal successors, (366), 5 states have internal predecessors, (366), 2 states have call successors, (155), 2 states have call predecessors, (155), 1 states have return successors, (154), 1 states have call predecessors, (154), 1 states have call successors, (154) Word has length 1131 [2025-02-07 21:16:42,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:42,877 INFO L225 Difference]: With dead ends: 1207 [2025-02-07 21:16:42,877 INFO L226 Difference]: Without dead ends: 1205 [2025-02-07 21:16:42,877 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 [2025-02-07 21:16:42,878 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1213 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1213 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:42,878 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1213 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:42,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1205 states. [2025-02-07 21:16:43,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1205 to 1205. [2025-02-07 21:16:43,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1205 states, 757 states have (on average 1.2324966974900924) internal successors, (933), 785 states have internal predecessors, (933), 422 states have call successors, (422), 25 states have call predecessors, (422), 25 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:43,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1205 states and 1776 transitions. [2025-02-07 21:16:43,013 INFO L78 Accepts]: Start accepts. Automaton has 1205 states and 1776 transitions. Word has length 1131 [2025-02-07 21:16:43,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:43,014 INFO L471 AbstractCegarLoop]: Abstraction has 1205 states and 1776 transitions. [2025-02-07 21:16:43,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 73.2) internal successors, (366), 5 states have internal predecessors, (366), 2 states have call successors, (155), 2 states have call predecessors, (155), 1 states have return successors, (154), 1 states have call predecessors, (154), 1 states have call successors, (154) [2025-02-07 21:16:43,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1776 transitions. [2025-02-07 21:16:43,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2025-02-07 21:16:43,022 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:43,022 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 19, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:43,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-02-07 21:16:43,023 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:43,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:43,023 INFO L85 PathProgramCache]: Analyzing trace with hash -773164894, now seen corresponding path program 1 times [2025-02-07 21:16:43,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:43,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467326480] [2025-02-07 21:16:43,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:43,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:43,353 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1137 statements into 1 equivalence classes. [2025-02-07 21:16:43,606 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1137 of 1137 statements. [2025-02-07 21:16:43,607 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:43,607 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 37912 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37876 trivial. 0 not checked. [2025-02-07 21:16:46,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:46,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467326480] [2025-02-07 21:16:46,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467326480] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:46,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:46,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:46,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536925822] [2025-02-07 21:16:46,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:46,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:46,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:46,109 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:46,109 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:46,109 INFO L87 Difference]: Start difference. First operand 1205 states and 1776 transitions. Second operand has 6 states, 5 states have (on average 73.4) internal successors, (367), 5 states have internal predecessors, (367), 2 states have call successors, (156), 2 states have call predecessors, (156), 1 states have return successors, (155), 1 states have call predecessors, (155), 1 states have call successors, (155) [2025-02-07 21:16:46,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:46,319 INFO L93 Difference]: Finished difference Result 1211 states and 1781 transitions. [2025-02-07 21:16:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:46,320 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 73.4) internal successors, (367), 5 states have internal predecessors, (367), 2 states have call successors, (156), 2 states have call predecessors, (156), 1 states have return successors, (155), 1 states have call predecessors, (155), 1 states have call successors, (155) Word has length 1137 [2025-02-07 21:16:46,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:46,325 INFO L225 Difference]: With dead ends: 1211 [2025-02-07 21:16:46,325 INFO L226 Difference]: Without dead ends: 1209 [2025-02-07 21:16:46,326 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 [2025-02-07 21:16:46,326 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1211 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:46,326 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1211 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:46,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1209 states. [2025-02-07 21:16:46,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1209 to 1209. [2025-02-07 21:16:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1209 states, 760 states have (on average 1.231578947368421) internal successors, (936), 788 states have internal predecessors, (936), 422 states have call successors, (422), 26 states have call predecessors, (422), 26 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 1209 states and 1779 transitions. [2025-02-07 21:16:46,466 INFO L78 Accepts]: Start accepts. Automaton has 1209 states and 1779 transitions. Word has length 1137 [2025-02-07 21:16:46,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:46,467 INFO L471 AbstractCegarLoop]: Abstraction has 1209 states and 1779 transitions. [2025-02-07 21:16:46,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 73.4) internal successors, (367), 5 states have internal predecessors, (367), 2 states have call successors, (156), 2 states have call predecessors, (156), 1 states have return successors, (155), 1 states have call predecessors, (155), 1 states have call successors, (155) [2025-02-07 21:16:46,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1779 transitions. [2025-02-07 21:16:46,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1144 [2025-02-07 21:16:46,476 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:46,477 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 20, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:46,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-02-07 21:16:46,477 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:46,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:46,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1918887874, now seen corresponding path program 1 times [2025-02-07 21:16:46,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:46,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639670343] [2025-02-07 21:16:46,478 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:46,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:46,835 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1143 statements into 1 equivalence classes. [2025-02-07 21:16:47,092 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1143 of 1143 statements. [2025-02-07 21:16:47,093 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:47,093 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:49,767 INFO L134 CoverageAnalysis]: Checked inductivity of 37986 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 37948 trivial. 0 not checked. [2025-02-07 21:16:49,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:49,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639670343] [2025-02-07 21:16:49,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639670343] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:49,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:49,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:49,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322509984] [2025-02-07 21:16:49,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:49,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:49,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:49,769 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:49,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:49,770 INFO L87 Difference]: Start difference. First operand 1209 states and 1779 transitions. Second operand has 6 states, 5 states have (on average 73.6) internal successors, (368), 5 states have internal predecessors, (368), 2 states have call successors, (157), 2 states have call predecessors, (157), 1 states have return successors, (156), 1 states have call predecessors, (156), 1 states have call successors, (156) [2025-02-07 21:16:49,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:49,982 INFO L93 Difference]: Finished difference Result 1215 states and 1784 transitions. [2025-02-07 21:16:49,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:49,982 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 73.6) internal successors, (368), 5 states have internal predecessors, (368), 2 states have call successors, (157), 2 states have call predecessors, (157), 1 states have return successors, (156), 1 states have call predecessors, (156), 1 states have call successors, (156) Word has length 1143 [2025-02-07 21:16:49,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:49,987 INFO L225 Difference]: With dead ends: 1215 [2025-02-07 21:16:49,987 INFO L226 Difference]: Without dead ends: 1213 [2025-02-07 21:16:49,988 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 [2025-02-07 21:16:49,988 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1209 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1209 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:49,988 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1209 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:49,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1213 states. [2025-02-07 21:16:50,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1213 to 1213. [2025-02-07 21:16:50,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1213 states, 763 states have (on average 1.2306684141546527) internal successors, (939), 791 states have internal predecessors, (939), 422 states have call successors, (422), 27 states have call predecessors, (422), 27 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:50,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 1213 states and 1782 transitions. [2025-02-07 21:16:50,135 INFO L78 Accepts]: Start accepts. Automaton has 1213 states and 1782 transitions. Word has length 1143 [2025-02-07 21:16:50,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:50,136 INFO L471 AbstractCegarLoop]: Abstraction has 1213 states and 1782 transitions. [2025-02-07 21:16:50,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 73.6) internal successors, (368), 5 states have internal predecessors, (368), 2 states have call successors, (157), 2 states have call predecessors, (157), 1 states have return successors, (156), 1 states have call predecessors, (156), 1 states have call successors, (156) [2025-02-07 21:16:50,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1782 transitions. [2025-02-07 21:16:50,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1150 [2025-02-07 21:16:50,144 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:50,144 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 21, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:50,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-02-07 21:16:50,145 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:50,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:50,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1459737052, now seen corresponding path program 1 times [2025-02-07 21:16:50,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:50,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880187974] [2025-02-07 21:16:50,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:50,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:50,484 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1149 statements into 1 equivalence classes. [2025-02-07 21:16:50,786 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1149 of 1149 statements. [2025-02-07 21:16:50,786 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:50,786 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:16:53,537 INFO L134 CoverageAnalysis]: Checked inductivity of 38064 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 38024 trivial. 0 not checked. [2025-02-07 21:16:53,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:16:53,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880187974] [2025-02-07 21:16:53,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880187974] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:16:53,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:16:53,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-07 21:16:53,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111170759] [2025-02-07 21:16:53,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:16:53,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 21:16:53,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:16:53,539 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 21:16:53,539 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-07 21:16:53,540 INFO L87 Difference]: Start difference. First operand 1213 states and 1782 transitions. Second operand has 6 states, 5 states have (on average 73.8) internal successors, (369), 5 states have internal predecessors, (369), 2 states have call successors, (158), 2 states have call predecessors, (158), 1 states have return successors, (157), 1 states have call predecessors, (157), 1 states have call successors, (157) [2025-02-07 21:16:53,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:16:53,758 INFO L93 Difference]: Finished difference Result 1219 states and 1787 transitions. [2025-02-07 21:16:53,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 21:16:53,759 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 73.8) internal successors, (369), 5 states have internal predecessors, (369), 2 states have call successors, (158), 2 states have call predecessors, (158), 1 states have return successors, (157), 1 states have call predecessors, (157), 1 states have call successors, (157) Word has length 1149 [2025-02-07 21:16:53,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:16:53,764 INFO L225 Difference]: With dead ends: 1219 [2025-02-07 21:16:53,764 INFO L226 Difference]: Without dead ends: 1217 [2025-02-07 21:16:53,764 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 [2025-02-07 21:16:53,765 INFO L435 NwaCegarLoop]: 1698 mSDtfsCounter, 1207 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 6760 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:16:53,766 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1207 Valid, 6760 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:16:53,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1217 states. [2025-02-07 21:16:53,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1217 to 1217. [2025-02-07 21:16:53,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1217 states, 766 states have (on average 1.2297650130548303) internal successors, (942), 794 states have internal predecessors, (942), 422 states have call successors, (422), 28 states have call predecessors, (422), 28 states have return successors, (421), 421 states have call predecessors, (421), 421 states have call successors, (421) [2025-02-07 21:16:53,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1785 transitions. [2025-02-07 21:16:53,915 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1785 transitions. Word has length 1149 [2025-02-07 21:16:53,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:16:53,916 INFO L471 AbstractCegarLoop]: Abstraction has 1217 states and 1785 transitions. [2025-02-07 21:16:53,916 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 73.8) internal successors, (369), 5 states have internal predecessors, (369), 2 states have call successors, (158), 2 states have call predecessors, (158), 1 states have return successors, (157), 1 states have call predecessors, (157), 1 states have call successors, (157) [2025-02-07 21:16:53,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1785 transitions. [2025-02-07 21:16:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1156 [2025-02-07 21:16:53,923 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:16:53,924 INFO L218 NwaCegarLoop]: trace histogram [137, 137, 137, 22, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:16:53,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-02-07 21:16:53,924 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:16:53,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:16:53,925 INFO L85 PathProgramCache]: Analyzing trace with hash -687434756, now seen corresponding path program 1 times [2025-02-07 21:16:53,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:16:53,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451279471] [2025-02-07 21:16:53,925 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:16:53,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:16:54,245 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1155 statements into 1 equivalence classes. [2025-02-07 21:16:54,539 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1155 of 1155 statements. [2025-02-07 21:16:54,539 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:16:54,539 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat