./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash afcb5021e5e481beab65460a6812c8dbe401f7b06cf3fcadf18504395cd90d4a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 13:56:33,716 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 13:56:33,782 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 13:56:33,788 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 13:56:33,790 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 13:56:33,813 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 13:56:33,813 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 13:56:33,815 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 13:56:33,816 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 13:56:33,816 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 13:56:33,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 13:56:33,816 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 13:56:33,817 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 13:56:33,817 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 13:56:33,817 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 13:56:33,817 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 13:56:33,817 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 13:56:33,817 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 13:56:33,818 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 13:56:33,818 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 13:56:33,818 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 13:56:33,821 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 13:56:33,821 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 13:56:33,821 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 13:56:33,821 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 13:56:33,821 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 13:56:33,822 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 13:56:33,822 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 13:56:33,822 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 13:56:33,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:56:33,822 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 13:56:33,822 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 13:56:33,822 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 13:56:33,823 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 13:56:33,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 13:56:33,823 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 13:56:33,823 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 13:56:33,823 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 13:56:33,823 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 13:56:33,823 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afcb5021e5e481beab65460a6812c8dbe401f7b06cf3fcadf18504395cd90d4a [2024-10-24 13:56:34,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 13:56:34,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 13:56:34,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 13:56:34,036 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 13:56:34,036 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 13:56:34,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i [2024-10-24 13:56:35,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 13:56:35,691 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 13:56:35,691 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i [2024-10-24 13:56:35,735 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/440829ced/af1abb42e25c4d3f9766496c35bae1ba/FLAG8c6cb8c86 [2024-10-24 13:56:35,930 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/440829ced/af1abb42e25c4d3f9766496c35bae1ba [2024-10-24 13:56:35,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 13:56:35,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 13:56:35,935 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 13:56:35,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 13:56:35,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 13:56:35,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:56:35" (1/1) ... [2024-10-24 13:56:35,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8f116f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:35, skipping insertion in model container [2024-10-24 13:56:35,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:56:35" (1/1) ... [2024-10-24 13:56:36,038 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 13:56:36,817 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i[136556,136569] [2024-10-24 13:56:36,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:56:36,923 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 13:56:37,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [3154] [2024-10-24 13:56:37,082 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i[136556,136569] [2024-10-24 13:56:37,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:56:37,203 INFO L204 MainTranslator]: Completed translation [2024-10-24 13:56:37,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37 WrapperNode [2024-10-24 13:56:37,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 13:56:37,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 13:56:37,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 13:56:37,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 13:56:37,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,304 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,380 INFO L138 Inliner]: procedures = 173, calls = 840, calls flagged for inlining = 50, calls inlined = 47, statements flattened = 2180 [2024-10-24 13:56:37,383 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 13:56:37,384 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 13:56:37,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 13:56:37,384 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 13:56:37,394 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,406 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,591 INFO L175 MemorySlicer]: Split 383 memory accesses to 16 slices as follows [2, 5, 4, 36, 14, 215, 6, 4, 9, 7, 1, 5, 39, 5, 3, 28]. 56 percent of accesses are in the largest equivalence class. The 103 initializations are split as follows [2, 5, 4, 0, 0, 0, 0, 4, 0, 7, 1, 5, 39, 5, 3, 28]. The 78 writes are split as follows [0, 0, 0, 2, 12, 54, 3, 0, 7, 0, 0, 0, 0, 0, 0, 0]. [2024-10-24 13:56:37,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,592 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,769 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 13:56:37,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 13:56:37,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 13:56:37,771 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 13:56:37,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (1/1) ... [2024-10-24 13:56:37,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:56:37,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:56:37,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 13:56:37,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 13:56:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-10-24 13:56:37,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-10-24 13:56:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-10-24 13:56:37,856 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-10-24 13:56:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_alloc_resource [2024-10-24 13:56:37,856 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_alloc_resource [2024-10-24 13:56:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure add_interval [2024-10-24 13:56:37,856 INFO L138 BoogieDeclarations]: Found implementation of procedure add_interval [2024-10-24 13:56:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 13:56:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 13:56:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 13:56:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 13:56:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 13:56:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 13:56:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 13:56:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 13:56:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-24 13:56:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-24 13:56:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-24 13:56:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-24 13:56:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-24 13:56:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-24 13:56:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-24 13:56:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-24 13:56:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-24 13:56:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-24 13:56:37,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-24 13:56:37,860 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-24 13:56:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure sub_interval [2024-10-24 13:56:37,860 INFO L138 BoogieDeclarations]: Found implementation of procedure sub_interval [2024-10-24 13:56:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 13:56:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 13:56:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_find_mem_region [2024-10-24 13:56:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_find_mem_region [2024-10-24 13:56:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-24 13:56:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-24 13:56:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure free_region [2024-10-24 13:56:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure free_region [2024-10-24 13:56:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2024-10-24 13:56:37,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2024-10-24 13:56:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 13:56:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 13:56:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 13:56:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 13:56:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 13:56:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 13:56:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-24 13:56:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-24 13:56:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-24 13:56:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-24 13:56:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-24 13:56:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-24 13:56:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-24 13:56:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-24 13:56:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-24 13:56:37,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-24 13:56:37,864 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-24 13:56:37,864 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-24 13:56:37,864 INFO L130 BoogieDeclarations]: Found specification of procedure __nonstatic_adjust_io_region [2024-10-24 13:56:37,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __nonstatic_adjust_io_region [2024-10-24 13:56:37,864 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-10-24 13:56:37,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-10-24 13:56:37,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-24 13:56:37,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-24 13:56:37,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2024-10-24 13:56:37,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2024-10-24 13:56:37,865 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-10-24 13:56:37,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-10-24 13:56:37,865 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_release_resource_db [2024-10-24 13:56:37,865 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_release_resource_db [2024-10-24 13:56:37,865 INFO L130 BoogieDeclarations]: Found specification of procedure do_mem_probe [2024-10-24 13:56:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure do_mem_probe [2024-10-24 13:56:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_make_resource [2024-10-24 13:56:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_make_resource [2024-10-24 13:56:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-24 13:56:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-24 13:56:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_init [2024-10-24 13:56:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_init [2024-10-24 13:56:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_find_io [2024-10-24 13:56:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_find_io [2024-10-24 13:56:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-24 13:56:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-24 13:56:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 13:56:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 13:56:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 13:56:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-10-24 13:56:37,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-10-24 13:56:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-24 13:56:37,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-24 13:56:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_sysfs_add_rsrc [2024-10-24 13:56:37,867 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_sysfs_add_rsrc [2024-10-24 13:56:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 13:56:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure static_init [2024-10-24 13:56:37,867 INFO L138 BoogieDeclarations]: Found implementation of procedure static_init [2024-10-24 13:56:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 13:56:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 13:56:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 13:56:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 13:56:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 13:56:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 13:56:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 13:56:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 13:56:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 13:56:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 13:56:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 13:56:37,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 13:56:37,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-24 13:56:37,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-24 13:56:37,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-24 13:56:37,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-24 13:56:37,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-24 13:56:37,871 INFO L130 BoogieDeclarations]: Found specification of procedure do_validate_mem [2024-10-24 13:56:37,871 INFO L138 BoogieDeclarations]: Found implementation of procedure do_validate_mem [2024-10-24 13:56:37,871 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_resource [2024-10-24 13:56:37,871 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_resource [2024-10-24 13:56:37,872 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_nonstatic_validate_mem [2024-10-24 13:56:37,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_nonstatic_validate_mem [2024-10-24 13:56:37,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 13:56:37,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 13:56:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 13:56:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 13:56:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 13:56:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 13:56:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 13:56:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 13:56:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 13:56:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 13:56:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 13:56:37,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-24 13:56:37,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-24 13:56:37,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-24 13:56:37,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-24 13:56:37,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-24 13:56:37,874 INFO L130 BoogieDeclarations]: Found specification of procedure static_find_io [2024-10-24 13:56:37,874 INFO L138 BoogieDeclarations]: Found implementation of procedure static_find_io [2024-10-24 13:56:37,874 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2024-10-24 13:56:37,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2024-10-24 13:56:37,875 INFO L130 BoogieDeclarations]: Found specification of procedure show_mem_db [2024-10-24 13:56:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure show_mem_db [2024-10-24 13:56:37,875 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_io [2024-10-24 13:56:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_io [2024-10-24 13:56:37,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 13:56:37,875 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-10-24 13:56:37,876 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-10-24 13:56:37,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 13:56:37,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 13:56:37,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 13:56:37,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 13:56:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 13:56:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 13:56:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 13:56:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 13:56:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 13:56:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 13:56:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 13:56:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-24 13:56:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-24 13:56:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-24 13:56:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-24 13:56:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-24 13:56:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 13:56:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 13:56:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-10-24 13:56:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-10-24 13:56:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-24 13:56:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-24 13:56:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-24 13:56:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-24 13:56:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-10-24 13:56:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-10-24 13:56:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 13:56:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 13:56:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 13:56:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 13:56:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 13:56:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 13:56:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-24 13:56:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-24 13:56:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-24 13:56:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-24 13:56:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-24 13:56:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-24 13:56:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-24 13:56:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-24 13:56:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-24 13:56:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-24 13:56:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2024-10-24 13:56:37,882 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2024-10-24 13:56:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_memory [2024-10-24 13:56:37,882 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_memory [2024-10-24 13:56:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_resource [2024-10-24 13:56:37,882 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_resource [2024-10-24 13:56:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 13:56:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 13:56:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ops_mutex_of_pcmcia_socket [2024-10-24 13:56:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ops_mutex_of_pcmcia_socket [2024-10-24 13:56:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure claim_region [2024-10-24 13:56:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_region [2024-10-24 13:56:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ops_mutex_of_pcmcia_socket [2024-10-24 13:56:37,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ops_mutex_of_pcmcia_socket [2024-10-24 13:56:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure show_io_db [2024-10-24 13:56:37,884 INFO L138 BoogieDeclarations]: Found implementation of procedure show_io_db [2024-10-24 13:56:38,268 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 13:56:38,271 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 13:56:38,377 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 13:56:39,973 INFO L? ?]: Removed 932 outVars from TransFormulas that were not future-live. [2024-10-24 13:56:39,973 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 13:56:40,063 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 13:56:40,067 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-24 13:56:40,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:56:40 BoogieIcfgContainer [2024-10-24 13:56:40,068 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 13:56:40,069 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 13:56:40,070 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 13:56:40,072 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 13:56:40,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 01:56:35" (1/3) ... [2024-10-24 13:56:40,073 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60ef01dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:56:40, skipping insertion in model container [2024-10-24 13:56:40,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:56:37" (2/3) ... [2024-10-24 13:56:40,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60ef01dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:56:40, skipping insertion in model container [2024-10-24 13:56:40,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:56:40" (3/3) ... [2024-10-24 13:56:40,076 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--pcmcia--pcmcia_rsrc.ko-entry_point.cil.out.i [2024-10-24 13:56:40,091 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 13:56:40,091 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 13:56:40,160 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 13:56:40,169 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;@3b880ed9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 13:56:40,169 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 13:56:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 808 states, 570 states have (on average 1.456140350877193) internal successors, (830), 587 states have internal predecessors, (830), 187 states have call successors, (187), 50 states have call predecessors, (187), 49 states have return successors, (178), 178 states have call predecessors, (178), 178 states have call successors, (178) [2024-10-24 13:56:40,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-10-24 13:56:40,197 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:56:40,197 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2024-10-24 13:56:40,198 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:56:40,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:56:40,205 INFO L85 PathProgramCache]: Analyzing trace with hash -120018367, now seen corresponding path program 1 times [2024-10-24 13:56:40,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:56:40,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216946009] [2024-10-24 13:56:40,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:56:40,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:56:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:40,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:40,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:56:41,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:41,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:56:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:56:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:56:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:56:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:56:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:56:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:56:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:56:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:56:41,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:56:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:56:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:56:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:56:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:56:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:56:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:56:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:56:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:56:41,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:56:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:56:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:56:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:56:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:41,345 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-10-24 13:56:41,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:56:41,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216946009] [2024-10-24 13:56:41,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216946009] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:56:41,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:56:41,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 13:56:41,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561098489] [2024-10-24 13:56:41,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:56:41,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 13:56:41,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:56:41,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 13:56:41,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:56:41,381 INFO L87 Difference]: Start difference. First operand has 808 states, 570 states have (on average 1.456140350877193) internal successors, (830), 587 states have internal predecessors, (830), 187 states have call successors, (187), 50 states have call predecessors, (187), 49 states have return successors, (178), 178 states have call predecessors, (178), 178 states have call successors, (178) Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-24 13:56:46,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:56:46,333 INFO L93 Difference]: Finished difference Result 2812 states and 4457 transitions. [2024-10-24 13:56:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 13:56:46,337 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 208 [2024-10-24 13:56:46,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:56:46,366 INFO L225 Difference]: With dead ends: 2812 [2024-10-24 13:56:46,367 INFO L226 Difference]: Without dead ends: 1984 [2024-10-24 13:56:46,375 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:56:46,378 INFO L432 NwaCegarLoop]: 454 mSDtfsCounter, 3176 mSDsluCounter, 1173 mSDsCounter, 0 mSdLazyCounter, 3065 mSolverCounterSat, 1305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3314 SdHoareTripleChecker+Valid, 1627 SdHoareTripleChecker+Invalid, 4370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1305 IncrementalHoareTripleChecker+Valid, 3065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-10-24 13:56:46,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3314 Valid, 1627 Invalid, 4370 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1305 Valid, 3065 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-10-24 13:56:46,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1984 states. [2024-10-24 13:56:46,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1984 to 1508. [2024-10-24 13:56:46,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1508 states, 1094 states have (on average 1.4414990859232175) internal successors, (1577), 1102 states have internal predecessors, (1577), 317 states have call successors, (317), 97 states have call predecessors, (317), 96 states have return successors, (312), 312 states have call predecessors, (312), 312 states have call successors, (312) [2024-10-24 13:56:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1508 states and 2206 transitions. [2024-10-24 13:56:46,578 INFO L78 Accepts]: Start accepts. Automaton has 1508 states and 2206 transitions. Word has length 208 [2024-10-24 13:56:46,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:56:46,580 INFO L471 AbstractCegarLoop]: Abstraction has 1508 states and 2206 transitions. [2024-10-24 13:56:46,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-24 13:56:46,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 2206 transitions. [2024-10-24 13:56:46,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-10-24 13:56:46,589 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:56:46,590 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2024-10-24 13:56:46,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 13:56:46,591 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:56:46,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:56:46,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1387983173, now seen corresponding path program 1 times [2024-10-24 13:56:46,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:56:46,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984654168] [2024-10-24 13:56:46,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:56:46,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:56:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:56:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:56:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:56:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:56:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:56:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:56:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:56:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:46,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:56:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:56:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:56:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:56:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:56:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:56:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:56:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:56:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:56:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:56:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:56:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:56:47,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:56:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:56:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:56:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:56:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 13:56:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:47,118 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-10-24 13:56:47,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:56:47,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984654168] [2024-10-24 13:56:47,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984654168] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:56:47,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:56:47,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 13:56:47,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720599538] [2024-10-24 13:56:47,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:56:47,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 13:56:47,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:56:47,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 13:56:47,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:56:47,124 INFO L87 Difference]: Start difference. First operand 1508 states and 2206 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-10-24 13:56:51,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:56:51,842 INFO L93 Difference]: Finished difference Result 5312 states and 8016 transitions. [2024-10-24 13:56:51,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 13:56:51,843 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 211 [2024-10-24 13:56:51,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:56:51,862 INFO L225 Difference]: With dead ends: 5312 [2024-10-24 13:56:51,862 INFO L226 Difference]: Without dead ends: 3853 [2024-10-24 13:56:51,867 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:56:51,868 INFO L432 NwaCegarLoop]: 438 mSDtfsCounter, 3762 mSDsluCounter, 821 mSDsCounter, 0 mSdLazyCounter, 2600 mSolverCounterSat, 1667 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3934 SdHoareTripleChecker+Valid, 1259 SdHoareTripleChecker+Invalid, 4267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1667 IncrementalHoareTripleChecker+Valid, 2600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-10-24 13:56:51,869 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3934 Valid, 1259 Invalid, 4267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1667 Valid, 2600 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-10-24 13:56:51,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3853 states. [2024-10-24 13:56:51,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3853 to 2897. [2024-10-24 13:56:51,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2897 states, 2119 states have (on average 1.4464369985842378) internal successors, (3065), 2132 states have internal predecessors, (3065), 585 states have call successors, (585), 193 states have call predecessors, (585), 192 states have return successors, (580), 579 states have call predecessors, (580), 580 states have call successors, (580) [2024-10-24 13:56:52,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2897 states and 4230 transitions. [2024-10-24 13:56:52,006 INFO L78 Accepts]: Start accepts. Automaton has 2897 states and 4230 transitions. Word has length 211 [2024-10-24 13:56:52,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:56:52,007 INFO L471 AbstractCegarLoop]: Abstraction has 2897 states and 4230 transitions. [2024-10-24 13:56:52,007 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-10-24 13:56:52,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 4230 transitions. [2024-10-24 13:56:52,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-10-24 13:56:52,010 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:56:52,010 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2024-10-24 13:56:52,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 13:56:52,011 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:56:52,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:56:52,011 INFO L85 PathProgramCache]: Analyzing trace with hash -2086714583, now seen corresponding path program 1 times [2024-10-24 13:56:52,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:56:52,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131312120] [2024-10-24 13:56:52,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:56:52,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:56:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:56:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:56:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:52,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:56:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:56:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:52,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:56:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:56:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:56:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:56:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:56:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:56:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:56:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:56:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:56:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:56:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:56:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:56:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:56:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:56:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:56:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:56:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:56:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:56:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:56:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 13:56:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:52,448 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-10-24 13:56:52,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:56:52,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131312120] [2024-10-24 13:56:52,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131312120] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:56:52,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:56:52,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 13:56:52,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67437555] [2024-10-24 13:56:52,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:56:52,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 13:56:52,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:56:52,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 13:56:52,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:56:52,452 INFO L87 Difference]: Start difference. First operand 2897 states and 4230 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-10-24 13:56:56,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:56:56,796 INFO L93 Difference]: Finished difference Result 10366 states and 15605 transitions. [2024-10-24 13:56:56,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 13:56:56,796 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 213 [2024-10-24 13:56:56,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:56:56,839 INFO L225 Difference]: With dead ends: 10366 [2024-10-24 13:56:56,840 INFO L226 Difference]: Without dead ends: 7518 [2024-10-24 13:56:56,852 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:56:56,854 INFO L432 NwaCegarLoop]: 479 mSDtfsCounter, 3753 mSDsluCounter, 870 mSDsCounter, 0 mSdLazyCounter, 2631 mSolverCounterSat, 1617 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3924 SdHoareTripleChecker+Valid, 1349 SdHoareTripleChecker+Invalid, 4248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1617 IncrementalHoareTripleChecker+Valid, 2631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-10-24 13:56:56,857 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3924 Valid, 1349 Invalid, 4248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1617 Valid, 2631 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-10-24 13:56:56,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7518 states. [2024-10-24 13:56:57,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7518 to 5617. [2024-10-24 13:56:57,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5617 states, 4131 states have (on average 1.44880174291939) internal successors, (5985), 4154 states have internal predecessors, (5985), 1101 states have call successors, (1101), 385 states have call predecessors, (1101), 384 states have return successors, (1096), 1093 states have call predecessors, (1096), 1096 states have call successors, (1096) [2024-10-24 13:56:57,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5617 states to 5617 states and 8182 transitions. [2024-10-24 13:56:57,210 INFO L78 Accepts]: Start accepts. Automaton has 5617 states and 8182 transitions. Word has length 213 [2024-10-24 13:56:57,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:56:57,213 INFO L471 AbstractCegarLoop]: Abstraction has 5617 states and 8182 transitions. [2024-10-24 13:56:57,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-10-24 13:56:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 5617 states and 8182 transitions. [2024-10-24 13:56:57,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-10-24 13:56:57,216 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:56:57,217 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2024-10-24 13:56:57,217 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 13:56:57,217 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:56:57,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:56:57,218 INFO L85 PathProgramCache]: Analyzing trace with hash 427067089, now seen corresponding path program 1 times [2024-10-24 13:56:57,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:56:57,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394119001] [2024-10-24 13:56:57,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:56:57,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:56:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:56:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:56:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:56:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:56:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:56:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:56:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:56:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:56:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:56:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:56:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:56:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:56:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:56:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:56:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:56:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:56:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:56:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:56:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:56:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:56:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:56:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:56:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:56:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:56:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:56:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:56:57,667 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-10-24 13:56:57,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:56:57,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394119001] [2024-10-24 13:56:57,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394119001] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:56:57,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:56:57,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 13:56:57,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249931829] [2024-10-24 13:56:57,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:56:57,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 13:56:57,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:56:57,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 13:56:57,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:56:57,670 INFO L87 Difference]: Start difference. First operand 5617 states and 8182 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 13:57:00,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:57:00,445 INFO L93 Difference]: Finished difference Result 7507 states and 11431 transitions. [2024-10-24 13:57:00,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 13:57:00,446 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 210 [2024-10-24 13:57:00,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:57:00,482 INFO L225 Difference]: With dead ends: 7507 [2024-10-24 13:57:00,482 INFO L226 Difference]: Without dead ends: 7504 [2024-10-24 13:57:00,485 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-10-24 13:57:00,488 INFO L432 NwaCegarLoop]: 435 mSDtfsCounter, 2061 mSDsluCounter, 781 mSDsCounter, 0 mSdLazyCounter, 2108 mSolverCounterSat, 824 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2144 SdHoareTripleChecker+Valid, 1216 SdHoareTripleChecker+Invalid, 2932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 824 IncrementalHoareTripleChecker+Valid, 2108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-24 13:57:00,490 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2144 Valid, 1216 Invalid, 2932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [824 Valid, 2108 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-24 13:57:00,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7504 states. [2024-10-24 13:57:00,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7504 to 5616. [2024-10-24 13:57:00,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5616 states, 4131 states have (on average 1.448559670781893) internal successors, (5984), 4153 states have internal predecessors, (5984), 1100 states have call successors, (1100), 385 states have call predecessors, (1100), 384 states have return successors, (1096), 1093 states have call predecessors, (1096), 1096 states have call successors, (1096) [2024-10-24 13:57:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5616 states to 5616 states and 8180 transitions. [2024-10-24 13:57:00,757 INFO L78 Accepts]: Start accepts. Automaton has 5616 states and 8180 transitions. Word has length 210 [2024-10-24 13:57:00,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:57:00,758 INFO L471 AbstractCegarLoop]: Abstraction has 5616 states and 8180 transitions. [2024-10-24 13:57:00,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 13:57:00,758 INFO L276 IsEmpty]: Start isEmpty. Operand 5616 states and 8180 transitions. [2024-10-24 13:57:00,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-10-24 13:57:00,760 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:00,760 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2024-10-24 13:57:00,760 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 13:57:00,760 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:00,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:00,761 INFO L85 PathProgramCache]: Analyzing trace with hash 353879156, now seen corresponding path program 1 times [2024-10-24 13:57:00,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:00,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231220346] [2024-10-24 13:57:00,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:00,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:00,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:00,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:00,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:00,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:00,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:00,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:00,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:00,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:57:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:57:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:57:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:01,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:57:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:57:01,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:57:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:57:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:57:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:57:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:57:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:57:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:57:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:57:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:57:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:57:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:57:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:57:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:57:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:57:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:57:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:01,263 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-10-24 13:57:01,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:01,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231220346] [2024-10-24 13:57:01,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231220346] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:01,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:57:01,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 13:57:01,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186162831] [2024-10-24 13:57:01,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:01,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 13:57:01,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:01,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 13:57:01,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:57:01,266 INFO L87 Difference]: Start difference. First operand 5616 states and 8180 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 13:57:04,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:57:04,533 INFO L93 Difference]: Finished difference Result 7506 states and 11429 transitions. [2024-10-24 13:57:04,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 13:57:04,534 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 211 [2024-10-24 13:57:04,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:57:04,583 INFO L225 Difference]: With dead ends: 7506 [2024-10-24 13:57:04,583 INFO L226 Difference]: Without dead ends: 7503 [2024-10-24 13:57:04,588 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-10-24 13:57:04,589 INFO L432 NwaCegarLoop]: 433 mSDtfsCounter, 2066 mSDsluCounter, 778 mSDsCounter, 0 mSdLazyCounter, 2096 mSolverCounterSat, 821 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2149 SdHoareTripleChecker+Valid, 1211 SdHoareTripleChecker+Invalid, 2917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 821 IncrementalHoareTripleChecker+Valid, 2096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-10-24 13:57:04,589 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2149 Valid, 1211 Invalid, 2917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [821 Valid, 2096 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-10-24 13:57:04,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7503 states. [2024-10-24 13:57:04,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7503 to 5615. [2024-10-24 13:57:04,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5615 states, 4131 states have (on average 1.4483175986443961) internal successors, (5983), 4152 states have internal predecessors, (5983), 1099 states have call successors, (1099), 385 states have call predecessors, (1099), 384 states have return successors, (1096), 1093 states have call predecessors, (1096), 1096 states have call successors, (1096) [2024-10-24 13:57:04,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5615 states to 5615 states and 8178 transitions. [2024-10-24 13:57:04,890 INFO L78 Accepts]: Start accepts. Automaton has 5615 states and 8178 transitions. Word has length 211 [2024-10-24 13:57:04,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:57:04,890 INFO L471 AbstractCegarLoop]: Abstraction has 5615 states and 8178 transitions. [2024-10-24 13:57:04,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 13:57:04,891 INFO L276 IsEmpty]: Start isEmpty. Operand 5615 states and 8178 transitions. [2024-10-24 13:57:04,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-10-24 13:57:04,931 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:04,931 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2024-10-24 13:57:04,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 13:57:04,932 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:04,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:04,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1914941900, now seen corresponding path program 1 times [2024-10-24 13:57:04,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:04,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75216338] [2024-10-24 13:57:04,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:04,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:57:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:57:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:57:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:05,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:57:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:57:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:57:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:57:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:57:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:57:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:57:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:57:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:57:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:57:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:57:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:57:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:57:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:57:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:57:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:57:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:57:05,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:05,373 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-10-24 13:57:05,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:05,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75216338] [2024-10-24 13:57:05,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75216338] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:05,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:57:05,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 13:57:05,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613923216] [2024-10-24 13:57:05,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:05,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 13:57:05,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:05,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 13:57:05,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:57:05,377 INFO L87 Difference]: Start difference. First operand 5615 states and 8178 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 13:57:09,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:57:09,037 INFO L93 Difference]: Finished difference Result 14827 states and 22320 transitions. [2024-10-24 13:57:09,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 13:57:09,038 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 212 [2024-10-24 13:57:09,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:57:09,072 INFO L225 Difference]: With dead ends: 14827 [2024-10-24 13:57:09,072 INFO L226 Difference]: Without dead ends: 9257 [2024-10-24 13:57:09,090 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:57:09,091 INFO L432 NwaCegarLoop]: 434 mSDtfsCounter, 3033 mSDsluCounter, 528 mSDsCounter, 0 mSdLazyCounter, 2106 mSolverCounterSat, 1334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3137 SdHoareTripleChecker+Valid, 962 SdHoareTripleChecker+Invalid, 3440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1334 IncrementalHoareTripleChecker+Valid, 2106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-24 13:57:09,091 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3137 Valid, 962 Invalid, 3440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1334 Valid, 2106 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-24 13:57:09,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9257 states. [2024-10-24 13:57:09,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9257 to 6881. [2024-10-24 13:57:09,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6881 states, 5040 states have (on average 1.4353174603174603) internal successors, (7234), 5080 states have internal predecessors, (7234), 1326 states have call successors, (1326), 508 states have call predecessors, (1326), 514 states have return successors, (1402), 1312 states have call predecessors, (1402), 1322 states have call successors, (1402) [2024-10-24 13:57:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6881 states to 6881 states and 9962 transitions. [2024-10-24 13:57:09,454 INFO L78 Accepts]: Start accepts. Automaton has 6881 states and 9962 transitions. Word has length 212 [2024-10-24 13:57:09,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:57:09,455 INFO L471 AbstractCegarLoop]: Abstraction has 6881 states and 9962 transitions. [2024-10-24 13:57:09,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 13:57:09,455 INFO L276 IsEmpty]: Start isEmpty. Operand 6881 states and 9962 transitions. [2024-10-24 13:57:09,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-10-24 13:57:09,460 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:09,460 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:57:09,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 13:57:09,460 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:09,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:09,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1253479642, now seen corresponding path program 1 times [2024-10-24 13:57:09,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:09,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822441133] [2024-10-24 13:57:09,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:09,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:09,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:09,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:57:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:57:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:57:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:57:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:57:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:57:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:57:09,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:57:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:57:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:57:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:57:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:57:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:57:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:57:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:57:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:57:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:57:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:57:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:57:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:57:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 13:57:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:09,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 13:57:10,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:57:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:10,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:57:10,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-24 13:57:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:57:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:57:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 13:57:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:10,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:10,100 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 731 trivial. 0 not checked. [2024-10-24 13:57:10,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:10,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822441133] [2024-10-24 13:57:10,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822441133] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:10,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:57:10,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 13:57:10,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317595119] [2024-10-24 13:57:10,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:10,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 13:57:10,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:10,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 13:57:10,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-10-24 13:57:10,102 INFO L87 Difference]: Start difference. First operand 6881 states and 9962 transitions. Second operand has 8 states, 8 states have (on average 12.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (41), 7 states have call predecessors, (41), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-24 13:57:15,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:57:15,675 INFO L93 Difference]: Finished difference Result 27441 states and 41602 transitions. [2024-10-24 13:57:15,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-24 13:57:15,676 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (41), 7 states have call predecessors, (41), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 308 [2024-10-24 13:57:15,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:57:15,753 INFO L225 Difference]: With dead ends: 27441 [2024-10-24 13:57:15,754 INFO L226 Difference]: Without dead ends: 20609 [2024-10-24 13:57:15,778 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2024-10-24 13:57:15,778 INFO L432 NwaCegarLoop]: 506 mSDtfsCounter, 4451 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 3858 mSolverCounterSat, 1875 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4634 SdHoareTripleChecker+Valid, 2010 SdHoareTripleChecker+Invalid, 5733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1875 IncrementalHoareTripleChecker+Valid, 3858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-10-24 13:57:15,779 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4634 Valid, 2010 Invalid, 5733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1875 Valid, 3858 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-10-24 13:57:15,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20609 states. [2024-10-24 13:57:16,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20609 to 14115. [2024-10-24 13:57:16,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14115 states, 10328 states have (on average 1.4349341595662277) internal successors, (14820), 10456 states have internal predecessors, (14820), 2694 states have call successors, (2694), 1014 states have call predecessors, (2694), 1092 states have return successors, (3186), 2692 states have call predecessors, (3186), 2690 states have call successors, (3186) [2024-10-24 13:57:16,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14115 states to 14115 states and 20700 transitions. [2024-10-24 13:57:16,829 INFO L78 Accepts]: Start accepts. Automaton has 14115 states and 20700 transitions. Word has length 308 [2024-10-24 13:57:16,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:57:16,830 INFO L471 AbstractCegarLoop]: Abstraction has 14115 states and 20700 transitions. [2024-10-24 13:57:16,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (41), 7 states have call predecessors, (41), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-24 13:57:16,831 INFO L276 IsEmpty]: Start isEmpty. Operand 14115 states and 20700 transitions. [2024-10-24 13:57:16,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-10-24 13:57:16,836 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:16,836 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:57:16,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 13:57:16,837 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:16,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:16,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1698153932, now seen corresponding path program 1 times [2024-10-24 13:57:16,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:16,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387637523] [2024-10-24 13:57:16,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:16,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:17,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:57:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:57:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:57:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:57:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:57:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:57:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:57:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:57:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:57:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:57:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:57:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:57:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:57:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:57:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:57:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:57:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:57:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:57:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:57:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:57:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 13:57:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 13:57:17,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:57:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:57:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 13:57:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:57:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:57:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 13:57:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:17,455 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 731 trivial. 0 not checked. [2024-10-24 13:57:17,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:17,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387637523] [2024-10-24 13:57:17,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387637523] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:17,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:57:17,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 13:57:17,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071823371] [2024-10-24 13:57:17,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:17,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 13:57:17,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:17,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 13:57:17,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-10-24 13:57:17,458 INFO L87 Difference]: Start difference. First operand 14115 states and 20700 transitions. Second operand has 8 states, 8 states have (on average 12.375) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (41), 7 states have call predecessors, (41), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-24 13:57:24,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:57:24,659 INFO L93 Difference]: Finished difference Result 49938 states and 75611 transitions. [2024-10-24 13:57:24,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-24 13:57:24,660 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.375) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (41), 7 states have call predecessors, (41), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 311 [2024-10-24 13:57:24,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:57:24,821 INFO L225 Difference]: With dead ends: 49938 [2024-10-24 13:57:24,821 INFO L226 Difference]: Without dead ends: 35872 [2024-10-24 13:57:24,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2024-10-24 13:57:24,880 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 2828 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 5642 mSolverCounterSat, 1180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3002 SdHoareTripleChecker+Valid, 1821 SdHoareTripleChecker+Invalid, 6822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1180 IncrementalHoareTripleChecker+Valid, 5642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-10-24 13:57:24,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3002 Valid, 1821 Invalid, 6822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1180 Valid, 5642 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-10-24 13:57:24,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35872 states. [2024-10-24 13:57:26,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35872 to 24607. [2024-10-24 13:57:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24607 states, 17940 states have (on average 1.4303232998885174) internal successors, (25660), 18156 states have internal predecessors, (25660), 4724 states have call successors, (4724), 1824 states have call predecessors, (4724), 1942 states have return successors, (5496), 4714 states have call predecessors, (5496), 4720 states have call successors, (5496) [2024-10-24 13:57:26,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24607 states to 24607 states and 35880 transitions. [2024-10-24 13:57:26,627 INFO L78 Accepts]: Start accepts. Automaton has 24607 states and 35880 transitions. Word has length 311 [2024-10-24 13:57:26,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:57:26,628 INFO L471 AbstractCegarLoop]: Abstraction has 24607 states and 35880 transitions. [2024-10-24 13:57:26,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.375) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (41), 7 states have call predecessors, (41), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-24 13:57:26,628 INFO L276 IsEmpty]: Start isEmpty. Operand 24607 states and 35880 transitions. [2024-10-24 13:57:26,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2024-10-24 13:57:26,634 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:26,634 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 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] [2024-10-24 13:57:26,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 13:57:26,635 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:26,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:26,635 INFO L85 PathProgramCache]: Analyzing trace with hash 484531402, now seen corresponding path program 1 times [2024-10-24 13:57:26,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:26,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003686500] [2024-10-24 13:57:26,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:26,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:57:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:57:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:57:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:57:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:57:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:57:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:57:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:57:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:57:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:57:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:57:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:57:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:57:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:57:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:57:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:57:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:57:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:57:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:57:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:57:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 13:57:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-24 13:57:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 13:57:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-24 13:57:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 13:57:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-24 13:57:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 13:57:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 13:57:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 13:57:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 13:57:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 13:57:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 13:57:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-24 13:57:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2199 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2199 trivial. 0 not checked. [2024-10-24 13:57:27,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:27,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003686500] [2024-10-24 13:57:27,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003686500] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:27,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:57:27,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-24 13:57:27,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274718373] [2024-10-24 13:57:27,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:27,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 13:57:27,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:27,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 13:57:27,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-24 13:57:27,487 INFO L87 Difference]: Start difference. First operand 24607 states and 35880 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (42), 7 states have call predecessors, (42), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-10-24 13:57:34,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:57:34,008 INFO L93 Difference]: Finished difference Result 38459 states and 58244 transitions. [2024-10-24 13:57:34,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-24 13:57:34,009 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (42), 7 states have call predecessors, (42), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 375 [2024-10-24 13:57:34,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:57:34,163 INFO L225 Difference]: With dead ends: 38459 [2024-10-24 13:57:34,163 INFO L226 Difference]: Without dead ends: 33751 [2024-10-24 13:57:34,204 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2024-10-24 13:57:34,206 INFO L432 NwaCegarLoop]: 422 mSDtfsCounter, 2551 mSDsluCounter, 1358 mSDsCounter, 0 mSdLazyCounter, 3812 mSolverCounterSat, 1184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2589 SdHoareTripleChecker+Valid, 1780 SdHoareTripleChecker+Invalid, 4996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1184 IncrementalHoareTripleChecker+Valid, 3812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-10-24 13:57:34,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2589 Valid, 1780 Invalid, 4996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1184 Valid, 3812 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-10-24 13:57:34,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33751 states. [2024-10-24 13:57:35,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33751 to 22235. [2024-10-24 13:57:35,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22235 states, 16255 states have (on average 1.4298984927714549) internal successors, (23243), 16374 states have internal predecessors, (23243), 4271 states have call successors, (4271), 1743 states have call predecessors, (4271), 1708 states have return successors, (4234), 4197 states have call predecessors, (4234), 4234 states have call successors, (4234) [2024-10-24 13:57:35,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22235 states to 22235 states and 31748 transitions. [2024-10-24 13:57:35,839 INFO L78 Accepts]: Start accepts. Automaton has 22235 states and 31748 transitions. Word has length 375 [2024-10-24 13:57:35,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:57:35,840 INFO L471 AbstractCegarLoop]: Abstraction has 22235 states and 31748 transitions. [2024-10-24 13:57:35,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (42), 7 states have call predecessors, (42), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-10-24 13:57:35,841 INFO L276 IsEmpty]: Start isEmpty. Operand 22235 states and 31748 transitions. [2024-10-24 13:57:35,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2024-10-24 13:57:35,894 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:35,894 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:57:35,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 13:57:35,894 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:35,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:35,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1285599943, now seen corresponding path program 1 times [2024-10-24 13:57:35,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:35,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861179399] [2024-10-24 13:57:35,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:35,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:57:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:57:36,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:57:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:57:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:57:36,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:57:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:57:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:57:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:57:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:57:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:57:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:57:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:57:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:57:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:57:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:57:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:57:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:57:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:57:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:57:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 13:57:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-24 13:57:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 13:57:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-24 13:57:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 13:57:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-24 13:57:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 13:57:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 13:57:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 13:57:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 13:57:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-10-24 13:57:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-24 13:57:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:57:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:57:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-24 13:57:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:57:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:57:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-24 13:57:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:36,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2238 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2238 trivial. 0 not checked. [2024-10-24 13:57:36,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:36,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861179399] [2024-10-24 13:57:36,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861179399] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:36,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:57:36,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 13:57:36,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32561887] [2024-10-24 13:57:36,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:36,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 13:57:36,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:36,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 13:57:36,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-10-24 13:57:36,520 INFO L87 Difference]: Start difference. First operand 22235 states and 31748 transitions. Second operand has 8 states, 8 states have (on average 14.25) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (51), 7 states have call predecessors, (51), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-10-24 13:57:42,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:57:42,630 INFO L93 Difference]: Finished difference Result 56701 states and 84323 transitions. [2024-10-24 13:57:42,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 13:57:42,630 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.25) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (51), 7 states have call predecessors, (51), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 462 [2024-10-24 13:57:42,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:57:42,818 INFO L225 Difference]: With dead ends: 56701 [2024-10-24 13:57:42,818 INFO L226 Difference]: Without dead ends: 34515 [2024-10-24 13:57:42,897 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:57:42,897 INFO L432 NwaCegarLoop]: 427 mSDtfsCounter, 2300 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 3090 mSolverCounterSat, 1231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2365 SdHoareTripleChecker+Valid, 1535 SdHoareTripleChecker+Invalid, 4321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1231 IncrementalHoareTripleChecker+Valid, 3090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-24 13:57:42,898 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2365 Valid, 1535 Invalid, 4321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1231 Valid, 3090 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-24 13:57:42,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34515 states. [2024-10-24 13:57:44,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34515 to 22259. [2024-10-24 13:57:44,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22259 states, 16279 states have (on average 1.4292646968487008) internal successors, (23267), 16398 states have internal predecessors, (23267), 4271 states have call successors, (4271), 1743 states have call predecessors, (4271), 1708 states have return successors, (4234), 4197 states have call predecessors, (4234), 4234 states have call successors, (4234) [2024-10-24 13:57:44,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22259 states to 22259 states and 31772 transitions. [2024-10-24 13:57:44,483 INFO L78 Accepts]: Start accepts. Automaton has 22259 states and 31772 transitions. Word has length 462 [2024-10-24 13:57:44,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:57:44,483 INFO L471 AbstractCegarLoop]: Abstraction has 22259 states and 31772 transitions. [2024-10-24 13:57:44,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.25) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (51), 7 states have call predecessors, (51), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-10-24 13:57:44,484 INFO L276 IsEmpty]: Start isEmpty. Operand 22259 states and 31772 transitions. [2024-10-24 13:57:44,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2024-10-24 13:57:44,539 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:44,539 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:57:44,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 13:57:44,539 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:44,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:44,540 INFO L85 PathProgramCache]: Analyzing trace with hash -797399918, now seen corresponding path program 1 times [2024-10-24 13:57:44,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:44,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209880069] [2024-10-24 13:57:44,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:44,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:44,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:57:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:57:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:57:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:57:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:57:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:57:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:57:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:57:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:44,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:57:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:57:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:57:45,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:57:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:57:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:57:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:57:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:57:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:57:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:57:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:57:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:57:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 13:57:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-24 13:57:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 13:57:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-24 13:57:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 13:57:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-24 13:57:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 13:57:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 13:57:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 13:57:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 13:57:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 13:57:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 13:57:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:57:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:57:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-24 13:57:45,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:57:45,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:57:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2024-10-24 13:57:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:45,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2238 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2231 trivial. 0 not checked. [2024-10-24 13:57:45,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:45,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209880069] [2024-10-24 13:57:45,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209880069] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:57:45,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159031802] [2024-10-24 13:57:45,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:45,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:57:45,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:57:45,453 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 13:57:45,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 13:57:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:46,339 INFO L255 TraceCheckSpWp]: Trace formula consists of 3679 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 13:57:46,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:57:46,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2238 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2207 trivial. 0 not checked. [2024-10-24 13:57:46,433 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:57:46,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159031802] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:46,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:57:46,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2024-10-24 13:57:46,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937740881] [2024-10-24 13:57:46,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:46,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 13:57:46,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:46,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 13:57:46,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:57:46,436 INFO L87 Difference]: Start difference. First operand 22259 states and 31772 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 3 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2024-10-24 13:57:48,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:57:48,285 INFO L93 Difference]: Finished difference Result 45109 states and 64759 transitions. [2024-10-24 13:57:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 13:57:48,286 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 3 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 465 [2024-10-24 13:57:48,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:57:48,408 INFO L225 Difference]: With dead ends: 45109 [2024-10-24 13:57:48,409 INFO L226 Difference]: Without dead ends: 22259 [2024-10-24 13:57:48,490 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 635 GetRequests, 624 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:57:48,490 INFO L432 NwaCegarLoop]: 1083 mSDtfsCounter, 46 mSDsluCounter, 2129 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 3212 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 13:57:48,490 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 3212 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 13:57:48,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22259 states. [2024-10-24 13:57:49,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22259 to 22259. [2024-10-24 13:57:49,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22259 states, 16279 states have (on average 1.4268075434609004) internal successors, (23227), 16398 states have internal predecessors, (23227), 4271 states have call successors, (4271), 1743 states have call predecessors, (4271), 1708 states have return successors, (4234), 4197 states have call predecessors, (4234), 4234 states have call successors, (4234) [2024-10-24 13:57:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22259 states to 22259 states and 31732 transitions. [2024-10-24 13:57:49,908 INFO L78 Accepts]: Start accepts. Automaton has 22259 states and 31732 transitions. Word has length 465 [2024-10-24 13:57:49,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:57:49,908 INFO L471 AbstractCegarLoop]: Abstraction has 22259 states and 31732 transitions. [2024-10-24 13:57:49,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 3 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2024-10-24 13:57:49,908 INFO L276 IsEmpty]: Start isEmpty. Operand 22259 states and 31732 transitions. [2024-10-24 13:57:49,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2024-10-24 13:57:49,967 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:49,967 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:57:49,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 13:57:50,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-24 13:57:50,168 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:50,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:50,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1344155770, now seen corresponding path program 1 times [2024-10-24 13:57:50,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:50,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790617006] [2024-10-24 13:57:50,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:50,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:50,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:57:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:57:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:57:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:57:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:57:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-24 13:57:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 13:57:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:50,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 13:57:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:57:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 13:57:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:57:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 13:57:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 13:57:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 13:57:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:57:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 13:57:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:57:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:57:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 13:57:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 13:57:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 13:57:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-24 13:57:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 13:57:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-24 13:57:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 13:57:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-24 13:57:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 13:57:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-24 13:57:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:51,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 13:57:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 13:57:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-24 13:57:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-24 13:57:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 13:57:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:57:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-24 13:57:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 13:57:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:57:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2024-10-24 13:57:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:51,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2239 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2239 trivial. 0 not checked. [2024-10-24 13:57:51,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:51,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790617006] [2024-10-24 13:57:51,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790617006] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:51,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:57:51,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-24 13:57:51,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853019685] [2024-10-24 13:57:51,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:51,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-24 13:57:51,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:51,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-24 13:57:51,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-10-24 13:57:51,284 INFO L87 Difference]: Start difference. First operand 22259 states and 31732 transitions. Second operand has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 4 states have internal predecessors, (118), 2 states have call successors, (51), 7 states have call predecessors, (51), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45)