./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c --full-output --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e378df2c Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/automizer/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/automizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/automizer/data -tc /storage/repos/certificate-witnesses-artifact/automizer/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c -s /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/certificate-witnesses-artifact/automizer --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a8e2b8a66923dd7d46d9db92fbd8b38c75eb8108da5237ec87b15cd1ae67985 --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:17:17,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:17:17,717 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-15 15:17:17,721 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:17:17,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:17:17,745 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:17:17,747 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:17:17,748 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:17:17,748 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:17:17,749 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:17:17,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-15 15:17:17,750 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-15 15:17:17,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:17:17,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:17:17,752 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:17:17,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:17:17,753 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:17:17,753 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:17:17,753 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:17:17,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:17:17,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:17:17,758 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:17:17,758 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:17:17,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:17:17,759 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:17:17,759 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:17:17,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:17:17,759 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:17:17,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:17:17,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:17:17,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:17:17,761 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:17:17,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:17:17,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-15 15:17:17,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-15 15:17:17,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-15 15:17:17,762 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-15 15:17:17,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-15 15:17:17,763 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-15 15:17:17,763 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-15 15:17:17,763 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-15 15:17:17,764 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-15 15:17:17,764 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/certificate-witnesses-artifact/automizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/certificate-witnesses-artifact/automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a8e2b8a66923dd7d46d9db92fbd8b38c75eb8108da5237ec87b15cd1ae67985 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: YAML Format version -> 2.1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Generate GraphML witnesses -> false [2024-10-15 15:17:17,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:17:18,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:17:18,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:17:18,004 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:17:18,004 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:17:18,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/automizer/../sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c [2024-10-15 15:17:19,330 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:17:19,453 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:17:19,453 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c [2024-10-15 15:17:19,460 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/automizer/data/010ca510d/c16bbd30d7034ee69b6ba207f18f8f43/FLAG97465e28e [2024-10-15 15:17:19,470 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/automizer/data/010ca510d/c16bbd30d7034ee69b6ba207f18f8f43 [2024-10-15 15:17:19,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:17:19,473 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-15 15:17:19,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:17:19,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:17:19,482 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:17:19,483 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,484 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c3e2d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19, skipping insertion in model container [2024-10-15 15:17:19,484 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,502 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:17:19,653 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c[1963,1976] [2024-10-15 15:17:19,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:17:19,664 INFO L200 MainTranslator]: Completed pre-run [2024-10-15 15:17:19,679 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c[1963,1976] [2024-10-15 15:17:19,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:17:19,698 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:17:19,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19 WrapperNode [2024-10-15 15:17:19,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:17:19,701 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:17:19,701 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:17:19,701 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:17:19,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,717 INFO L138 Inliner]: procedures = 14, calls = 40, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:17:19,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:17:19,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:17:19,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:17:19,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:17:19,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,732 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,748 INFO L175 MemorySlicer]: Split 20 memory accesses to 4 slices as follows [2, 6, 6, 6]. 30 percent of accesses are in the largest equivalence class. The 5 initializations are split as follows [2, 1, 1, 1]. The 6 writes are split as follows [0, 2, 2, 2]. [2024-10-15 15:17:19,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:17:19,768 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:17:19,768 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:17:19,768 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:17:19,769 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (1/1) ... [2024-10-15 15:17:19,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:17:19,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:17:19,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-15 15:17:19,798 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-15 15:17:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:17:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:17:19,854 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:17:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-15 15:17:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-15 15:17:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-15 15:17:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-15 15:17:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-15 15:17:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-15 15:17:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-15 15:17:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-15 15:17:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-15 15:17:19,857 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_23_to_23_0 [2024-10-15 15:17:19,857 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_23_to_23_0 [2024-10-15 15:17:19,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:17:19,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:17:19,857 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_22_to_23_0 [2024-10-15 15:17:19,857 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_22_to_23_0 [2024-10-15 15:17:19,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:17:19,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:17:19,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-15 15:17:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-15 15:17:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-15 15:17:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-15 15:17:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_21_to_22_0 [2024-10-15 15:17:19,861 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_21_to_22_0 [2024-10-15 15:17:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-15 15:17:19,954 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:17:19,956 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:17:20,112 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-15 15:17:20,112 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:17:20,126 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:17:20,126 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:17:20,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:17:20 BoogieIcfgContainer [2024-10-15 15:17:20,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:17:20,127 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-15 15:17:20,127 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-15 15:17:20,130 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-15 15:17:20,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 03:17:19" (1/3) ... [2024-10-15 15:17:20,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2861a647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:17:20, skipping insertion in model container [2024-10-15 15:17:20,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:17:19" (2/3) ... [2024-10-15 15:17:20,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2861a647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:17:20, skipping insertion in model container [2024-10-15 15:17:20,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:17:20" (3/3) ... [2024-10-15 15:17:20,133 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_nested_3.c [2024-10-15 15:17:20,144 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-15 15:17:20,144 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-15 15:17:20,179 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-15 15:17:20,184 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=All, 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;@4bac84c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-15 15:17:20,184 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-15 15:17:20,187 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 25 states have internal predecessors, (28), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-15 15:17:20,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-10-15 15:17:20,192 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:20,193 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:17:20,193 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:20,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:20,196 INFO L85 PathProgramCache]: Analyzing trace with hash 560869146, now seen corresponding path program 1 times [2024-10-15 15:17:20,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:20,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122739507] [2024-10-15 15:17:20,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:20,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:20,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:17:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:20,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:17:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:20,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-15 15:17:20,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:17:20,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122739507] [2024-10-15 15:17:20,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122739507] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-15 15:17:20,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-15 15:17:20,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-15 15:17:20,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962621869] [2024-10-15 15:17:20,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-15 15:17:20,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-15 15:17:20,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:17:20,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-15 15:17:20,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-15 15:17:20,703 INFO L87 Difference]: Start difference. First operand has 36 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 25 states have internal predecessors, (28), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-15 15:17:20,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:17:20,876 INFO L93 Difference]: Finished difference Result 53 states and 66 transitions. [2024-10-15 15:17:20,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-15 15:17:20,878 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 16 [2024-10-15 15:17:20,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:17:20,884 INFO L225 Difference]: With dead ends: 53 [2024-10-15 15:17:20,884 INFO L226 Difference]: Without dead ends: 38 [2024-10-15 15:17:20,887 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-15 15:17:20,891 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 10 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-15 15:17:20,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 87 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-15 15:17:20,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2024-10-15 15:17:20,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 34. [2024-10-15 15:17:20,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 20 states have (on average 1.25) internal successors, (25), 23 states have internal predecessors, (25), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 7 states have call predecessors, (8), 7 states have call successors, (8) [2024-10-15 15:17:20,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 41 transitions. [2024-10-15 15:17:20,929 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 41 transitions. Word has length 16 [2024-10-15 15:17:20,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:17:20,929 INFO L471 AbstractCegarLoop]: Abstraction has 34 states and 41 transitions. [2024-10-15 15:17:20,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-15 15:17:20,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:20,930 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-10-15 15:17:20,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-10-15 15:17:20,931 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:20,932 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-15 15:17:20,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-15 15:17:20,932 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:20,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:20,933 INFO L85 PathProgramCache]: Analyzing trace with hash 448801815, now seen corresponding path program 1 times [2024-10-15 15:17:20,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:20,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941215245] [2024-10-15 15:17:20,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:20,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:20,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:17:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:17:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-15 15:17:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,242 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-15 15:17:21,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:17:21,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941215245] [2024-10-15 15:17:21,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941215245] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-15 15:17:21,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-15 15:17:21,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-15 15:17:21,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887966711] [2024-10-15 15:17:21,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-15 15:17:21,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-15 15:17:21,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:17:21,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-15 15:17:21,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-15 15:17:21,249 INFO L87 Difference]: Start difference. First operand 34 states and 41 transitions. Second operand has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2024-10-15 15:17:21,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:17:21,384 INFO L93 Difference]: Finished difference Result 66 states and 83 transitions. [2024-10-15 15:17:21,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-15 15:17:21,385 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 27 [2024-10-15 15:17:21,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:17:21,386 INFO L225 Difference]: With dead ends: 66 [2024-10-15 15:17:21,386 INFO L226 Difference]: Without dead ends: 38 [2024-10-15 15:17:21,387 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-15 15:17:21,388 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 21 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-15 15:17:21,390 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 82 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-15 15:17:21,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2024-10-15 15:17:21,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 36. [2024-10-15 15:17:21,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 24 states have internal predecessors, (26), 8 states have call successors, (8), 5 states have call predecessors, (8), 6 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2024-10-15 15:17:21,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 43 transitions. [2024-10-15 15:17:21,409 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 43 transitions. Word has length 27 [2024-10-15 15:17:21,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:17:21,410 INFO L471 AbstractCegarLoop]: Abstraction has 36 states and 43 transitions. [2024-10-15 15:17:21,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2024-10-15 15:17:21,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2024-10-15 15:17:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-10-15 15:17:21,413 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:21,413 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:17:21,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-15 15:17:21,414 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:21,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:21,414 INFO L85 PathProgramCache]: Analyzing trace with hash 374329425, now seen corresponding path program 1 times [2024-10-15 15:17:21,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:21,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090542628] [2024-10-15 15:17:21,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:21,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:17:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:17:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-15 15:17:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-15 15:17:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:21,718 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-15 15:17:21,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:17:21,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090542628] [2024-10-15 15:17:21,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090542628] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-15 15:17:21,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-15 15:17:21,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-15 15:17:21,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007616715] [2024-10-15 15:17:21,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-15 15:17:21,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-15 15:17:21,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:17:21,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-15 15:17:21,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-15 15:17:21,723 INFO L87 Difference]: Start difference. First operand 36 states and 43 transitions. Second operand has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 5 states have internal predecessors, (23), 3 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2024-10-15 15:17:21,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:17:21,845 INFO L93 Difference]: Finished difference Result 68 states and 86 transitions. [2024-10-15 15:17:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-15 15:17:21,845 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 5 states have internal predecessors, (23), 3 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 38 [2024-10-15 15:17:21,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:17:21,846 INFO L225 Difference]: With dead ends: 68 [2024-10-15 15:17:21,847 INFO L226 Difference]: Without dead ends: 38 [2024-10-15 15:17:21,848 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-10-15 15:17:21,851 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 22 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-15 15:17:21,852 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 96 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-15 15:17:21,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2024-10-15 15:17:21,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2024-10-15 15:17:21,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 25 states have internal predecessors, (27), 8 states have call successors, (8), 5 states have call predecessors, (8), 7 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) [2024-10-15 15:17:21,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 45 transitions. [2024-10-15 15:17:21,863 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 45 transitions. Word has length 38 [2024-10-15 15:17:21,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:17:21,863 INFO L471 AbstractCegarLoop]: Abstraction has 38 states and 45 transitions. [2024-10-15 15:17:21,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 5 states have internal predecessors, (23), 3 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2024-10-15 15:17:21,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:21,864 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2024-10-15 15:17:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-10-15 15:17:21,866 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:21,866 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-15 15:17:21,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-15 15:17:21,866 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:21,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:21,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1307496149, now seen corresponding path program 1 times [2024-10-15 15:17:21,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:21,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806929864] [2024-10-15 15:17:21,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:21,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:22,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:17:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:22,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:17:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:22,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:22,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:22,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:22,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-15 15:17:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:22,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-15 15:17:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:22,323 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-15 15:17:22,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:17:22,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806929864] [2024-10-15 15:17:22,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806929864] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:17:22,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279842511] [2024-10-15 15:17:22,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:22,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:17:22,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:17:22,326 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:17:22,326 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-15 15:17:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:22,401 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-10-15 15:17:22,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:17:22,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-15 15:17:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-15 15:17:22,613 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:17:23,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-15 15:17:23,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279842511] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:17:23,130 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:17:23,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 10] total 26 [2024-10-15 15:17:23,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473774668] [2024-10-15 15:17:23,130 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:17:23,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-10-15 15:17:23,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:17:23,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-10-15 15:17:23,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=553, Unknown=0, NotChecked=0, Total=650 [2024-10-15 15:17:23,133 INFO L87 Difference]: Start difference. First operand 38 states and 45 transitions. Second operand has 26 states, 20 states have (on average 2.45) internal successors, (49), 20 states have internal predecessors, (49), 10 states have call successors, (18), 8 states have call predecessors, (18), 8 states have return successors, (15), 7 states have call predecessors, (15), 10 states have call successors, (15) [2024-10-15 15:17:23,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:17:23,539 INFO L93 Difference]: Finished difference Result 74 states and 93 transitions. [2024-10-15 15:17:23,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-15 15:17:23,540 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 20 states have (on average 2.45) internal successors, (49), 20 states have internal predecessors, (49), 10 states have call successors, (18), 8 states have call predecessors, (18), 8 states have return successors, (15), 7 states have call predecessors, (15), 10 states have call successors, (15) Word has length 43 [2024-10-15 15:17:23,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:17:23,541 INFO L225 Difference]: With dead ends: 74 [2024-10-15 15:17:23,541 INFO L226 Difference]: Without dead ends: 42 [2024-10-15 15:17:23,541 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=194, Invalid=996, Unknown=0, NotChecked=0, Total=1190 [2024-10-15 15:17:23,542 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 25 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-15 15:17:23,542 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 201 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-15 15:17:23,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2024-10-15 15:17:23,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2024-10-15 15:17:23,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 27 states have internal predecessors, (29), 8 states have call successors, (8), 5 states have call predecessors, (8), 9 states have return successors, (12), 9 states have call predecessors, (12), 7 states have call successors, (12) [2024-10-15 15:17:23,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2024-10-15 15:17:23,549 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 43 [2024-10-15 15:17:23,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:17:23,551 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2024-10-15 15:17:23,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 20 states have (on average 2.45) internal successors, (49), 20 states have internal predecessors, (49), 10 states have call successors, (18), 8 states have call predecessors, (18), 8 states have return successors, (15), 7 states have call predecessors, (15), 10 states have call successors, (15) [2024-10-15 15:17:23,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:23,552 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2024-10-15 15:17:23,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-10-15 15:17:23,553 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:23,553 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:17:23,567 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-15 15:17:23,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:17:23,754 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:23,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:23,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1547720771, now seen corresponding path program 2 times [2024-10-15 15:17:23,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:23,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034857365] [2024-10-15 15:17:23,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:23,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:23,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:17:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:23,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:17:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-15 15:17:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-15 15:17:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-15 15:17:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:24,522 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-10-15 15:17:24,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:17:24,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034857365] [2024-10-15 15:17:24,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034857365] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:17:24,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [316643278] [2024-10-15 15:17:24,523 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-15 15:17:24,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:17:24,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:17:24,525 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:17:24,526 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-15 15:17:24,620 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-15 15:17:24,621 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-15 15:17:24,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-15 15:17:24,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:17:24,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-15 15:17:24,810 INFO L349 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2024-10-15 15:17:24,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 20 [2024-10-15 15:17:24,851 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-10-15 15:17:24,851 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:17:24,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [316643278] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:17:24,998 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-15 15:17:24,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11] total 23 [2024-10-15 15:17:24,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221155570] [2024-10-15 15:17:24,998 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-15 15:17:24,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-10-15 15:17:24,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:17:24,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-10-15 15:17:24,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2024-10-15 15:17:25,000 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand has 23 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 8 states have call successors, (18), 5 states have call predecessors, (18), 7 states have return successors, (14), 7 states have call predecessors, (14), 8 states have call successors, (14) [2024-10-15 15:17:29,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-10-15 15:17:33,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-10-15 15:17:34,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-15 15:17:35,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:17:35,756 INFO L93 Difference]: Finished difference Result 85 states and 106 transitions. [2024-10-15 15:17:35,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-15 15:17:35,757 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 8 states have call successors, (18), 5 states have call predecessors, (18), 7 states have return successors, (14), 7 states have call predecessors, (14), 8 states have call successors, (14) Word has length 69 [2024-10-15 15:17:35,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:17:35,758 INFO L225 Difference]: With dead ends: 85 [2024-10-15 15:17:35,758 INFO L226 Difference]: Without dead ends: 49 [2024-10-15 15:17:35,759 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=153, Invalid=1107, Unknown=0, NotChecked=0, Total=1260 [2024-10-15 15:17:35,759 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 41 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 510 mSolverCounterSat, 21 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 510 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2024-10-15 15:17:35,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 112 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 510 Invalid, 2 Unknown, 0 Unchecked, 10.4s Time] [2024-10-15 15:17:35,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-10-15 15:17:35,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2024-10-15 15:17:35,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 30 states have internal predecessors, (33), 8 states have call successors, (8), 5 states have call predecessors, (8), 11 states have return successors, (15), 12 states have call predecessors, (15), 7 states have call successors, (15) [2024-10-15 15:17:35,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 56 transitions. [2024-10-15 15:17:35,774 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 56 transitions. Word has length 69 [2024-10-15 15:17:35,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:17:35,775 INFO L471 AbstractCegarLoop]: Abstraction has 48 states and 56 transitions. [2024-10-15 15:17:35,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 8 states have call successors, (18), 5 states have call predecessors, (18), 7 states have return successors, (14), 7 states have call predecessors, (14), 8 states have call successors, (14) [2024-10-15 15:17:35,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:35,776 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2024-10-15 15:17:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-10-15 15:17:35,777 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:35,777 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:17:35,791 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-15 15:17:35,981 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:17:35,982 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:35,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:35,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1218385533, now seen corresponding path program 1 times [2024-10-15 15:17:35,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:35,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413283340] [2024-10-15 15:17:35,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:35,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:17:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:17:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:17:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:17:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-15 15:17:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,178 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-10-15 15:17:36,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:17:36,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413283340] [2024-10-15 15:17:36,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413283340] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-15 15:17:36,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-15 15:17:36,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-15 15:17:36,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841899811] [2024-10-15 15:17:36,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-15 15:17:36,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-15 15:17:36,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:17:36,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-15 15:17:36,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-15 15:17:36,184 INFO L87 Difference]: Start difference. First operand 48 states and 56 transitions. Second operand has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-10-15 15:17:36,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:17:36,363 INFO L93 Difference]: Finished difference Result 54 states and 62 transitions. [2024-10-15 15:17:36,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-15 15:17:36,363 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 79 [2024-10-15 15:17:36,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:17:36,366 INFO L225 Difference]: With dead ends: 54 [2024-10-15 15:17:36,366 INFO L226 Difference]: Without dead ends: 51 [2024-10-15 15:17:36,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-15 15:17:36,366 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 23 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-15 15:17:36,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 79 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-15 15:17:36,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2024-10-15 15:17:36,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2024-10-15 15:17:36,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 32 states have internal predecessors, (35), 8 states have call successors, (8), 5 states have call predecessors, (8), 11 states have return successors, (15), 12 states have call predecessors, (15), 7 states have call successors, (15) [2024-10-15 15:17:36,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 58 transitions. [2024-10-15 15:17:36,376 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 58 transitions. Word has length 79 [2024-10-15 15:17:36,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:17:36,377 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 58 transitions. [2024-10-15 15:17:36,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-10-15 15:17:36,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:36,377 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2024-10-15 15:17:36,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-10-15 15:17:36,378 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:36,378 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:17:36,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-15 15:17:36,379 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:36,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:36,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1218387455, now seen corresponding path program 1 times [2024-10-15 15:17:36,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:36,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456897651] [2024-10-15 15:17:36,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:36,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:17:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:17:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:36,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:17:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:37,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:37,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-15 15:17:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-15 15:17:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 10 proven. 75 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-10-15 15:17:37,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:17:37,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456897651] [2024-10-15 15:17:37,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456897651] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:17:37,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [39129899] [2024-10-15 15:17:37,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:37,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:17:37,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:17:37,465 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:17:37,466 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-15 15:17:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:37,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-10-15 15:17:37,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:17:37,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-15 15:17:38,087 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 80 proven. 15 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-10-15 15:17:38,088 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:17:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 6 proven. 103 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-10-15 15:17:40,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [39129899] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:17:40,539 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:17:40,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 18] total 34 [2024-10-15 15:17:40,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676117793] [2024-10-15 15:17:40,539 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:17:40,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-10-15 15:17:40,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:17:40,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-10-15 15:17:40,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=213, Invalid=909, Unknown=0, NotChecked=0, Total=1122 [2024-10-15 15:17:40,541 INFO L87 Difference]: Start difference. First operand 50 states and 58 transitions. Second operand has 34 states, 26 states have (on average 2.5) internal successors, (65), 27 states have internal predecessors, (65), 10 states have call successors, (28), 9 states have call predecessors, (28), 11 states have return successors, (24), 9 states have call predecessors, (24), 10 states have call successors, (24) [2024-10-15 15:17:41,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:17:41,268 INFO L93 Difference]: Finished difference Result 98 states and 121 transitions. [2024-10-15 15:17:41,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-15 15:17:41,269 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 26 states have (on average 2.5) internal successors, (65), 27 states have internal predecessors, (65), 10 states have call successors, (28), 9 states have call predecessors, (28), 11 states have return successors, (24), 9 states have call predecessors, (24), 10 states have call successors, (24) Word has length 79 [2024-10-15 15:17:41,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:17:41,270 INFO L225 Difference]: With dead ends: 98 [2024-10-15 15:17:41,270 INFO L226 Difference]: Without dead ends: 54 [2024-10-15 15:17:41,272 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 162 SyntacticMatches, 3 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 569 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=332, Invalid=1308, Unknown=0, NotChecked=0, Total=1640 [2024-10-15 15:17:41,273 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 48 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-15 15:17:41,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 239 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-15 15:17:41,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-10-15 15:17:41,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-10-15 15:17:41,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 32 states have (on average 1.15625) internal successors, (37), 34 states have internal predecessors, (37), 8 states have call successors, (8), 5 states have call predecessors, (8), 13 states have return successors, (17), 14 states have call predecessors, (17), 7 states have call successors, (17) [2024-10-15 15:17:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 62 transitions. [2024-10-15 15:17:41,284 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 62 transitions. Word has length 79 [2024-10-15 15:17:41,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:17:41,286 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 62 transitions. [2024-10-15 15:17:41,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 26 states have (on average 2.5) internal successors, (65), 27 states have internal predecessors, (65), 10 states have call successors, (28), 9 states have call predecessors, (28), 11 states have return successors, (24), 9 states have call predecessors, (24), 10 states have call successors, (24) [2024-10-15 15:17:41,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2024-10-15 15:17:41,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-10-15 15:17:41,289 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:41,291 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 10, 10, 10, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:17:41,304 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-15 15:17:41,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-10-15 15:17:41,496 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:41,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:41,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1257666363, now seen corresponding path program 2 times [2024-10-15 15:17:41,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:41,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944599247] [2024-10-15 15:17:41,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:41,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:41,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:17:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:41,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:17:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:42,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:42,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:42,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:42,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-15 15:17:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:43,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-15 15:17:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-15 15:17:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:43,284 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 14 proven. 171 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2024-10-15 15:17:43,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:17:43,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944599247] [2024-10-15 15:17:43,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944599247] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:17:43,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841694934] [2024-10-15 15:17:43,285 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-15 15:17:43,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:17:43,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:17:43,286 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:17:43,287 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-15 15:17:43,406 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-15 15:17:43,407 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-15 15:17:43,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-10-15 15:17:43,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:17:43,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-15 15:17:43,702 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-10-15 15:17:43,702 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:17:44,558 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-10-15 15:17:44,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841694934] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:17:44,558 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:17:44,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 9, 10] total 33 [2024-10-15 15:17:44,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919256464] [2024-10-15 15:17:44,559 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:17:44,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-10-15 15:17:44,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:17:44,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-10-15 15:17:44,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=931, Unknown=0, NotChecked=0, Total=1056 [2024-10-15 15:17:44,561 INFO L87 Difference]: Start difference. First operand 54 states and 62 transitions. Second operand has 33 states, 25 states have (on average 2.24) internal successors, (56), 27 states have internal predecessors, (56), 12 states have call successors, (21), 7 states have call predecessors, (21), 12 states have return successors, (20), 11 states have call predecessors, (20), 12 states have call successors, (20) [2024-10-15 15:17:45,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:17:45,607 INFO L93 Difference]: Finished difference Result 102 states and 124 transitions. [2024-10-15 15:17:45,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-15 15:17:45,607 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 25 states have (on average 2.24) internal successors, (56), 27 states have internal predecessors, (56), 12 states have call successors, (21), 7 states have call predecessors, (21), 12 states have return successors, (20), 11 states have call predecessors, (20), 12 states have call successors, (20) Word has length 99 [2024-10-15 15:17:45,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:17:45,608 INFO L225 Difference]: With dead ends: 102 [2024-10-15 15:17:45,608 INFO L226 Difference]: Without dead ends: 54 [2024-10-15 15:17:45,609 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 474 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=287, Invalid=1875, Unknown=0, NotChecked=0, Total=2162 [2024-10-15 15:17:45,610 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 36 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-15 15:17:45,610 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 189 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 483 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-15 15:17:45,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-10-15 15:17:45,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-10-15 15:17:45,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 34 states have internal predecessors, (36), 8 states have call successors, (8), 5 states have call predecessors, (8), 14 states have return successors, (17), 14 states have call predecessors, (17), 7 states have call successors, (17) [2024-10-15 15:17:45,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 61 transitions. [2024-10-15 15:17:45,617 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 61 transitions. Word has length 99 [2024-10-15 15:17:45,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:17:45,617 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 61 transitions. [2024-10-15 15:17:45,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 25 states have (on average 2.24) internal successors, (56), 27 states have internal predecessors, (56), 12 states have call successors, (21), 7 states have call predecessors, (21), 12 states have return successors, (20), 11 states have call predecessors, (20), 12 states have call successors, (20) [2024-10-15 15:17:45,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2024-10-15 15:17:45,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-10-15 15:17:45,619 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:45,620 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 24, 24, 24, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:17:45,633 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-15 15:17:45,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:17:45,823 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:45,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:45,824 INFO L85 PathProgramCache]: Analyzing trace with hash 257488474, now seen corresponding path program 3 times [2024-10-15 15:17:45,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:45,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656944351] [2024-10-15 15:17:45,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:45,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:17:46,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:17:46,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:46,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-15 15:17:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-15 15:17:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1881 backedges. 8 proven. 50 refuted. 0 times theorem prover too weak. 1823 trivial. 0 not checked. [2024-10-15 15:17:47,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:17:47,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656944351] [2024-10-15 15:17:47,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656944351] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:17:47,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [593375971] [2024-10-15 15:17:47,371 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-15 15:17:47,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:17:47,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:17:47,372 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:17:47,375 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-15 15:17:47,514 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-10-15 15:17:47,514 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-15 15:17:47,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-10-15 15:17:47,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:17:47,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-15 15:17:47,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1881 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1873 trivial. 0 not checked. [2024-10-15 15:17:47,979 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:17:49,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1881 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2024-10-15 15:17:49,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [593375971] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:17:49,576 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:17:49,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 14] total 34 [2024-10-15 15:17:49,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724152213] [2024-10-15 15:17:49,576 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:17:49,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-10-15 15:17:49,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:17:49,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-10-15 15:17:49,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=976, Unknown=0, NotChecked=0, Total=1122 [2024-10-15 15:17:49,578 INFO L87 Difference]: Start difference. First operand 54 states and 61 transitions. Second operand has 34 states, 26 states have (on average 2.269230769230769) internal successors, (59), 27 states have internal predecessors, (59), 15 states have call successors, (25), 8 states have call predecessors, (25), 11 states have return successors, (22), 13 states have call predecessors, (22), 15 states have call successors, (22) [2024-10-15 15:17:50,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:17:50,326 INFO L93 Difference]: Finished difference Result 106 states and 124 transitions. [2024-10-15 15:17:50,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-15 15:17:50,326 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 26 states have (on average 2.269230769230769) internal successors, (59), 27 states have internal predecessors, (59), 15 states have call successors, (25), 8 states have call predecessors, (25), 11 states have return successors, (22), 13 states have call predecessors, (22), 15 states have call successors, (22) Word has length 202 [2024-10-15 15:17:50,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:17:50,327 INFO L225 Difference]: With dead ends: 106 [2024-10-15 15:17:50,327 INFO L226 Difference]: Without dead ends: 58 [2024-10-15 15:17:50,328 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 499 GetRequests, 456 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=290, Invalid=1690, Unknown=0, NotChecked=0, Total=1980 [2024-10-15 15:17:50,328 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 50 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-15 15:17:50,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 192 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 453 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-15 15:17:50,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-10-15 15:17:50,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-10-15 15:17:50,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 36 states have internal predecessors, (38), 8 states have call successors, (8), 5 states have call predecessors, (8), 16 states have return successors, (19), 16 states have call predecessors, (19), 7 states have call successors, (19) [2024-10-15 15:17:50,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 65 transitions. [2024-10-15 15:17:50,336 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 65 transitions. Word has length 202 [2024-10-15 15:17:50,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:17:50,336 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 65 transitions. [2024-10-15 15:17:50,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 26 states have (on average 2.269230769230769) internal successors, (59), 27 states have internal predecessors, (59), 15 states have call successors, (25), 8 states have call predecessors, (25), 11 states have return successors, (22), 13 states have call predecessors, (22), 15 states have call successors, (22) [2024-10-15 15:17:50,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:50,337 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2024-10-15 15:17:50,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2024-10-15 15:17:50,340 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:50,340 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 54, 54, 54, 12, 12, 9, 9, 9, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:17:50,353 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-15 15:17:50,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:17:50,544 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:50,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:50,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1186302767, now seen corresponding path program 4 times [2024-10-15 15:17:50,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:50,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028945003] [2024-10-15 15:17:50,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:50,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:51,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:17:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:51,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:17:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:52,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:52,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:52,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:52,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:52,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:52,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:52,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:52,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:52,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-15 15:17:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-15 15:17:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:17:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:17:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-15 15:17:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:17:53,542 INFO L134 CoverageAnalysis]: Checked inductivity of 9648 backedges. 14 proven. 171 refuted. 0 times theorem prover too weak. 9463 trivial. 0 not checked. [2024-10-15 15:17:53,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:17:53,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028945003] [2024-10-15 15:17:53,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028945003] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:17:53,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2108858124] [2024-10-15 15:17:53,542 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-15 15:17:53,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:17:53,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:17:53,544 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:17:53,545 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-15 15:17:53,864 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-15 15:17:53,864 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-15 15:17:53,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 1770 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-10-15 15:17:53,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:17:53,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-15 15:17:54,262 INFO L134 CoverageAnalysis]: Checked inductivity of 9648 backedges. 4366 proven. 15 refuted. 0 times theorem prover too weak. 5267 trivial. 0 not checked. [2024-10-15 15:17:54,263 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:17:57,757 INFO L134 CoverageAnalysis]: Checked inductivity of 9648 backedges. 6 proven. 221 refuted. 0 times theorem prover too weak. 9421 trivial. 0 not checked. [2024-10-15 15:17:57,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2108858124] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:17:57,757 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:17:57,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 18] total 35 [2024-10-15 15:17:57,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51542572] [2024-10-15 15:17:57,758 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:17:57,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-10-15 15:17:57,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:17:57,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-10-15 15:17:57,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=973, Unknown=0, NotChecked=0, Total=1190 [2024-10-15 15:17:57,760 INFO L87 Difference]: Start difference. First operand 58 states and 65 transitions. Second operand has 35 states, 27 states have (on average 2.7037037037037037) internal successors, (73), 27 states have internal predecessors, (73), 15 states have call successors, (36), 10 states have call predecessors, (36), 11 states have return successors, (30), 14 states have call predecessors, (30), 15 states have call successors, (30) [2024-10-15 15:17:58,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:17:58,391 INFO L93 Difference]: Finished difference Result 114 states and 133 transitions. [2024-10-15 15:17:58,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-15 15:17:58,392 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 27 states have (on average 2.7037037037037037) internal successors, (73), 27 states have internal predecessors, (73), 15 states have call successors, (36), 10 states have call predecessors, (36), 11 states have return successors, (30), 14 states have call predecessors, (30), 15 states have call successors, (30) Word has length 418 [2024-10-15 15:17:58,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:17:58,393 INFO L225 Difference]: With dead ends: 114 [2024-10-15 15:17:58,393 INFO L226 Difference]: Without dead ends: 62 [2024-10-15 15:17:58,394 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1013 GetRequests, 970 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 580 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=339, Invalid=1383, Unknown=0, NotChecked=0, Total=1722 [2024-10-15 15:17:58,394 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 66 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-15 15:17:58,395 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 189 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-15 15:17:58,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-10-15 15:17:58,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-10-15 15:17:58,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 35 states have (on average 1.1428571428571428) internal successors, (40), 38 states have internal predecessors, (40), 8 states have call successors, (8), 5 states have call predecessors, (8), 18 states have return successors, (21), 18 states have call predecessors, (21), 7 states have call successors, (21) [2024-10-15 15:17:58,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 69 transitions. [2024-10-15 15:17:58,410 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 69 transitions. Word has length 418 [2024-10-15 15:17:58,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:17:58,410 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 69 transitions. [2024-10-15 15:17:58,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 27 states have (on average 2.7037037037037037) internal successors, (73), 27 states have internal predecessors, (73), 15 states have call successors, (36), 10 states have call predecessors, (36), 11 states have return successors, (30), 14 states have call predecessors, (30), 15 states have call successors, (30) [2024-10-15 15:17:58,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:58,411 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 69 transitions. [2024-10-15 15:17:58,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 665 [2024-10-15 15:17:58,423 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:17:58,423 INFO L215 NwaCegarLoop]: trace histogram [105, 105, 90, 90, 90, 18, 18, 15, 15, 15, 15, 15, 15, 15, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:17:58,438 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-15 15:17:58,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-15 15:17:58,624 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:17:58,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:17:58,625 INFO L85 PathProgramCache]: Analyzing trace with hash 508862357, now seen corresponding path program 5 times [2024-10-15 15:17:58,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:17:58,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253091260] [2024-10-15 15:17:58,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:17:58,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:17:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:00,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:18:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:00,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:18:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:02,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:03,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:03,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:03,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:03,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:03,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:03,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:03,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:03,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-15 15:18:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:04,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-15 15:18:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:18:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:18:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-15 15:18:05,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:05,360 INFO L134 CoverageAnalysis]: Checked inductivity of 26805 backedges. 22 proven. 407 refuted. 0 times theorem prover too weak. 26376 trivial. 0 not checked. [2024-10-15 15:18:05,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:18:05,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253091260] [2024-10-15 15:18:05,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253091260] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:18:05,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814082092] [2024-10-15 15:18:05,361 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-15 15:18:05,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:18:05,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:18:05,362 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:18:05,363 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-15 15:18:49,070 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 31 check-sat command(s) [2024-10-15 15:18:49,070 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-15 15:18:49,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 2568 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-10-15 15:18:49,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:18:49,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-15 15:18:49,688 INFO L134 CoverageAnalysis]: Checked inductivity of 26805 backedges. 12046 proven. 35 refuted. 0 times theorem prover too weak. 14724 trivial. 0 not checked. [2024-10-15 15:18:49,688 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:18:56,272 INFO L134 CoverageAnalysis]: Checked inductivity of 26805 backedges. 6 proven. 534 refuted. 0 times theorem prover too weak. 26265 trivial. 0 not checked. [2024-10-15 15:18:56,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [814082092] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:18:56,273 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:18:56,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 26] total 45 [2024-10-15 15:18:56,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134040456] [2024-10-15 15:18:56,273 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:18:56,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-10-15 15:18:56,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:18:56,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-10-15 15:18:56,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=362, Invalid=1618, Unknown=0, NotChecked=0, Total=1980 [2024-10-15 15:18:56,277 INFO L87 Difference]: Start difference. First operand 62 states and 69 transitions. Second operand has 45 states, 35 states have (on average 2.3714285714285714) internal successors, (83), 35 states have internal predecessors, (83), 19 states have call successors, (40), 12 states have call predecessors, (40), 15 states have return successors, (38), 20 states have call predecessors, (38), 19 states have call successors, (38) [2024-10-15 15:18:56,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:18:56,931 INFO L93 Difference]: Finished difference Result 120 states and 138 transitions. [2024-10-15 15:18:56,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-15 15:18:56,932 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 35 states have (on average 2.3714285714285714) internal successors, (83), 35 states have internal predecessors, (83), 19 states have call successors, (40), 12 states have call predecessors, (40), 15 states have return successors, (38), 20 states have call predecessors, (38), 19 states have call successors, (38) Word has length 664 [2024-10-15 15:18:56,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:18:56,933 INFO L225 Difference]: With dead ends: 120 [2024-10-15 15:18:56,933 INFO L226 Difference]: Without dead ends: 64 [2024-10-15 15:18:56,934 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1606 GetRequests, 1550 SyntacticMatches, 5 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1077 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=556, Invalid=2200, Unknown=0, NotChecked=0, Total=2756 [2024-10-15 15:18:56,934 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 51 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-15 15:18:56,934 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 211 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-15 15:18:56,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-10-15 15:18:56,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2024-10-15 15:18:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 39 states have internal predecessors, (41), 8 states have call successors, (8), 5 states have call predecessors, (8), 19 states have return successors, (22), 19 states have call predecessors, (22), 7 states have call successors, (22) [2024-10-15 15:18:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 71 transitions. [2024-10-15 15:18:56,951 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 71 transitions. Word has length 664 [2024-10-15 15:18:56,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:18:56,952 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 71 transitions. [2024-10-15 15:18:56,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 35 states have (on average 2.3714285714285714) internal successors, (83), 35 states have internal predecessors, (83), 19 states have call successors, (40), 12 states have call predecessors, (40), 15 states have return successors, (38), 20 states have call predecessors, (38), 19 states have call successors, (38) [2024-10-15 15:18:56,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:18:56,953 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 71 transitions. [2024-10-15 15:18:56,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2024-10-15 15:18:56,956 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:18:56,956 INFO L215 NwaCegarLoop]: trace histogram [126, 126, 108, 108, 108, 21, 21, 18, 18, 18, 18, 18, 18, 18, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:18:57,009 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-15 15:18:57,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:18:57,157 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:18:57,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:18:57,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1425662053, now seen corresponding path program 6 times [2024-10-15 15:18:57,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:18:57,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356506066] [2024-10-15 15:18:57,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:18:57,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:18:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:59,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:18:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:18:59,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:18:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:01,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-15 15:19:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-15 15:19:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:02,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:03,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-15 15:19:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:03,207 INFO L134 CoverageAnalysis]: Checked inductivity of 38610 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 38587 trivial. 0 not checked. [2024-10-15 15:19:03,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:19:03,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356506066] [2024-10-15 15:19:03,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356506066] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:19:03,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75133316] [2024-10-15 15:19:03,208 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-15 15:19:03,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:19:03,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:19:03,209 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:19:03,210 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-15 15:19:03,721 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-10-15 15:19:03,721 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-15 15:19:03,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-10-15 15:19:03,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 15:19:03,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-15 15:19:04,139 INFO L134 CoverageAnalysis]: Checked inductivity of 38610 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 38587 trivial. 0 not checked. [2024-10-15 15:19:04,139 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-15 15:19:09,131 INFO L134 CoverageAnalysis]: Checked inductivity of 38610 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 38577 trivial. 0 not checked. [2024-10-15 15:19:09,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75133316] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-15 15:19:09,131 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-15 15:19:09,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 18] total 40 [2024-10-15 15:19:09,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265614124] [2024-10-15 15:19:09,133 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-15 15:19:09,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-10-15 15:19:09,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-15 15:19:09,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-10-15 15:19:09,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=1302, Unknown=0, NotChecked=0, Total=1560 [2024-10-15 15:19:09,135 INFO L87 Difference]: Start difference. First operand 64 states and 71 transitions. Second operand has 40 states, 30 states have (on average 1.9333333333333333) internal successors, (58), 31 states have internal predecessors, (58), 17 states have call successors, (25), 9 states have call predecessors, (25), 10 states have return successors, (22), 16 states have call predecessors, (22), 17 states have call successors, (22) [2024-10-15 15:19:09,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-15 15:19:09,974 INFO L93 Difference]: Finished difference Result 79 states and 90 transitions. [2024-10-15 15:19:09,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-15 15:19:09,975 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 30 states have (on average 1.9333333333333333) internal successors, (58), 31 states have internal predecessors, (58), 17 states have call successors, (25), 9 states have call predecessors, (25), 10 states have return successors, (22), 16 states have call predecessors, (22), 17 states have call successors, (22) Word has length 787 [2024-10-15 15:19:09,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-15 15:19:09,977 INFO L225 Difference]: With dead ends: 79 [2024-10-15 15:19:09,977 INFO L226 Difference]: Without dead ends: 70 [2024-10-15 15:19:09,978 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1896 GetRequests, 1848 SyntacticMatches, 3 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=388, Invalid=1774, Unknown=0, NotChecked=0, Total=2162 [2024-10-15 15:19:09,978 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 60 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-15 15:19:09,978 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 154 Invalid, 516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-15 15:19:09,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-10-15 15:19:09,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-10-15 15:19:09,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 40 states have (on average 1.125) internal successors, (45), 42 states have internal predecessors, (45), 8 states have call successors, (8), 5 states have call predecessors, (8), 21 states have return successors, (25), 22 states have call predecessors, (25), 7 states have call successors, (25) [2024-10-15 15:19:09,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 78 transitions. [2024-10-15 15:19:09,987 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 78 transitions. Word has length 787 [2024-10-15 15:19:09,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-15 15:19:09,988 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 78 transitions. [2024-10-15 15:19:09,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 30 states have (on average 1.9333333333333333) internal successors, (58), 31 states have internal predecessors, (58), 17 states have call successors, (25), 9 states have call predecessors, (25), 10 states have return successors, (22), 16 states have call predecessors, (22), 17 states have call successors, (22) [2024-10-15 15:19:09,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:19:09,989 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2024-10-15 15:19:09,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1045 [2024-10-15 15:19:09,993 INFO L207 NwaCegarLoop]: Found error trace [2024-10-15 15:19:09,994 INFO L215 NwaCegarLoop]: trace histogram [168, 168, 144, 144, 144, 28, 28, 24, 24, 24, 24, 24, 24, 24, 5, 5, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-15 15:19:10,009 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-15 15:19:10,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,9 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:19:10,194 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-15 15:19:10,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 15:19:10,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1340299038, now seen corresponding path program 3 times [2024-10-15 15:19:10,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 15:19:10,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765343560] [2024-10-15 15:19:10,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 15:19:10,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 15:19:10,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:13,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-15 15:19:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:13,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-15 15:19:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:16,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-15 15:19:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:18,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-15 15:19:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:19,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-15 15:19:19,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-15 15:19:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-15 15:19:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-15 15:19:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 15:19:20,434 INFO L134 CoverageAnalysis]: Checked inductivity of 68806 backedges. 12 proven. 24 refuted. 0 times theorem prover too weak. 68770 trivial. 0 not checked. [2024-10-15 15:19:20,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-15 15:19:20,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765343560] [2024-10-15 15:19:20,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765343560] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-15 15:19:20,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2122125211] [2024-10-15 15:19:20,435 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-15 15:19:20,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-15 15:19:20,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-10-15 15:19:20,437 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-15 15:19:20,437 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process