/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--storage--uas.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 04:09:50,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 04:09:50,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 04:09:50,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 04:09:50,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 04:09:50,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 04:09:50,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 04:09:50,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 04:09:50,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 04:09:50,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 04:09:50,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 04:09:50,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 04:09:50,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 04:09:50,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 04:09:50,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 04:09:50,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 04:09:50,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 04:09:50,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 04:09:50,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 04:09:50,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 04:09:50,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 04:09:50,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 04:09:50,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 04:09:50,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 04:09:50,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 04:09:50,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 04:09:50,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 04:09:50,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 04:09:50,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 04:09:50,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 04:09:50,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 04:09:50,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 04:09:50,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 04:09:50,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 04:09:50,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 04:09:50,759 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 04:09:50,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 04:09:50,760 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 04:09:50,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 04:09:50,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 04:09:50,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 04:09:50,762 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 04:09:50,794 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 04:09:50,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 04:09:50,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 04:09:50,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 04:09:50,798 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 04:09:50,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 04:09:50,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 04:09:50,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 04:09:50,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 04:09:50,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 04:09:50,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 04:09:50,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 04:09:50,802 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 04:09:50,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 04:09:50,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 04:09:50,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 04:09:50,803 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 04:09:50,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 04:09:50,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 04:09:50,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 04:09:50,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 04:09:50,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 04:09:50,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 04:09:50,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 04:09:50,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 04:09:50,805 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 04:09:50,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 04:09:50,806 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 04:09:51,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 04:09:51,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 04:09:51,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 04:09:51,147 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 04:09:51,148 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 04:09:51,149 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2020-10-13 04:09:51,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b96491aa4/abc1cb168e4945a1b26551a1884825d7/FLAGfd98b4666 [2020-10-13 04:09:52,088 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 04:09:52,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2020-10-13 04:09:52,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b96491aa4/abc1cb168e4945a1b26551a1884825d7/FLAGfd98b4666 [2020-10-13 04:09:52,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b96491aa4/abc1cb168e4945a1b26551a1884825d7 [2020-10-13 04:09:52,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 04:09:52,591 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 04:09:52,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 04:09:52,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 04:09:52,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 04:09:52,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:09:52" (1/1) ... [2020-10-13 04:09:52,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30829a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:52, skipping insertion in model container [2020-10-13 04:09:52,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:09:52" (1/1) ... [2020-10-13 04:09:52,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 04:09:52,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 04:09:54,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 04:09:54,820 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 04:09:55,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 04:09:55,463 INFO L208 MainTranslator]: Completed translation [2020-10-13 04:09:55,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:55 WrapperNode [2020-10-13 04:09:55,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 04:09:55,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 04:09:55,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 04:09:55,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 04:09:55,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:55" (1/1) ... [2020-10-13 04:09:55,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:55" (1/1) ... [2020-10-13 04:09:55,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:55" (1/1) ... [2020-10-13 04:09:55,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:55" (1/1) ... [2020-10-13 04:09:55,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:55" (1/1) ... [2020-10-13 04:09:55,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:55" (1/1) ... [2020-10-13 04:09:55,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:55" (1/1) ... [2020-10-13 04:09:55,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 04:09:55,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 04:09:55,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 04:09:55,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 04:09:55,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:55" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 04:09:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 04:09:55,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 04:09:55,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-13 04:09:55,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-13 04:09:55,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2020-10-13 04:09:55,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2020-10-13 04:09:55,910 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 04:09:55,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 04:09:55,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 04:09:55,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-13 04:09:55,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-13 04:09:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 04:09:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 04:09:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 04:09:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 04:09:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-13 04:09:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 04:09:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2020-10-13 04:09:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-13 04:09:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-13 04:09:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-13 04:09:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-13 04:09:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2020-10-13 04:09:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2020-10-13 04:09:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ss_max_streams [2020-10-13 04:09:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2020-10-13 04:09:55,920 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-13 04:09:55,920 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-13 04:09:55,920 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2020-10-13 04:09:55,920 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-10-13 04:09:55,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-13 04:09:55,920 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2020-10-13 04:09:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_bus [2020-10-13 04:09:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2020-10-13 04:09:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bidi_cmnd [2020-10-13 04:09:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_in [2020-10-13 04:09:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_out [2020-10-13 04:09:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_use_blk_mq [2020-10-13 04:09:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host [2020-10-13 04:09:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_init_shared_tag_map [2020-10-13 04:09:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_is_interface [2020-10-13 04:09:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_find_uas_alt_setting [2020-10-13 04:09:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_find_endpoints [2020-10-13 04:09:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_use_uas_driver [2020-10-13 04:09:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_do_work [2020-10-13 04:09:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_add_work [2020-10-13 04:09:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_zap_pending [2020-10-13 04:09:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_sense [2020-10-13 04:09:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_log_cmd_state [2020-10-13 04:09:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_free_unsubmitted_urbs [2020-10-13 04:09:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_try_complete [2020-10-13 04:09:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_xfer_data [2020-10-13 04:09:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_stat_cmplt [2020-10-13 04:09:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_data_cmplt [2020-10-13 04:09:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_cmd_cmplt [2020-10-13 04:09:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_alloc_data_urb [2020-10-13 04:09:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_alloc_sense_urb [2020-10-13 04:09:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_alloc_cmd_urb [2020-10-13 04:09:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_submit_sense_urb [2020-10-13 04:09:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_submit_urbs [2020-10-13 04:09:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_queuecommand_lck [2020-10-13 04:09:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_queuecommand [2020-10-13 04:09:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_eh_abort_handler [2020-10-13 04:09:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_eh_bus_reset_handler [2020-10-13 04:09:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_slave_alloc [2020-10-13 04:09:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_slave_configure [2020-10-13 04:09:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_switch_interface [2020-10-13 04:09:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_configure_endpoints [2020-10-13 04:09:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_free_streams [2020-10-13 04:09:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_probe [2020-10-13 04:09:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_cmnd_list_empty [2020-10-13 04:09:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_wait_for_pending_cmnds [2020-10-13 04:09:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_pre_reset [2020-10-13 04:09:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_post_reset [2020-10-13 04:09:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_suspend [2020-10-13 04:09:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_resume [2020-10-13 04:09:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_reset_resume [2020-10-13 04:09:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_disconnect [2020-10-13 04:09:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_shutdown [2020-10-13 04:09:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_driver_init [2020-10-13 04:09:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_driver_exit [2020-10-13 04:09:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2020-10-13 04:09:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2020-10-13 04:09:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2020-10-13 04:09:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2020-10-13 04:09:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2020-10-13 04:09:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2020-10-13 04:09:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2020-10-13 04:09:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2020-10-13 04:09:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 04:09:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-13 04:09:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_15 [2020-10-13 04:09:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_16 [2020-10-13 04:09:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_17 [2020-10-13 04:09:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_18 [2020-10-13 04:09:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_19 [2020-10-13 04:09:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-13 04:09:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_add_host_with_dma_29 [2020-10-13 04:09:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_30 [2020-10-13 04:09:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_31 [2020-10-13 04:09:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_32 [2020-10-13 04:09:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_33 [2020-10-13 04:09:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_34 [2020-10-13 04:09:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_35 [2020-10-13 04:09:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_36 [2020-10-13 04:09:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_alloc_37 [2020-10-13 04:09:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_work_38 [2020-10-13 04:09:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_39 [2020-10-13 04:09:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host_40 [2020-10-13 04:09:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_41 [2020-10-13 04:09:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_42 [2020-10-13 04:09:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 04:09:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 04:09:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 04:09:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 04:09:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 04:09:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-13 04:09:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 04:09:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-13 04:09:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-13 04:09:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-13 04:09:55,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-13 04:09:55,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-13 04:09:55,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-13 04:09:55,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 04:09:55,937 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-13 04:09:55,938 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_init_tags [2020-10-13 04:09:55,938 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_hw_sectors [2020-10-13 04:09:55,939 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_update_dma_alignment [2020-10-13 04:09:55,941 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2020-10-13 04:09:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-13 04:09:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-13 04:09:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-13 04:09:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2020-10-13 04:09:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2020-10-13 04:09:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_scsilun [2020-10-13 04:09:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 04:09:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 04:09:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-13 04:09:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2020-10-13 04:09:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-13 04:09:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-13 04:09:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2020-10-13 04:09:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-13 04:09:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure scmd_printk [2020-10-13 04:09:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2020-10-13 04:09:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_requests [2020-10-13 04:09:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2020-10-13 04:09:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_get_serial [2020-10-13 04:09:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_alloc [2020-10-13 04:09:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2020-10-13 04:09:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_print_command [2020-10-13 04:09:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2020-10-13 04:09:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_report_bus_reset [2020-10-13 04:09:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_scan_host [2020-10-13 04:09:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unblock_requests [2020-10-13 04:09:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_prefix_printk [2020-10-13 04:09:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_streams [2020-10-13 04:09:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2020-10-13 04:09:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-13 04:09:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_streams [2020-10-13 04:09:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-13 04:09:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2020-10-13 04:09:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2020-10-13 04:09:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-13 04:09:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_lock_device_for_reset [2020-10-13 04:09:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-13 04:09:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-10-13 04:09:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-13 04:09:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_stor_adjust_quirks [2020-10-13 04:09:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2020-10-13 04:09:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2020-10-13 04:09:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wait_anchor_empty_timeout [2020-10-13 04:09:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-13 04:09:55,949 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 04:09:55,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 04:09:55,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 04:09:55,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 04:09:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 04:09:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 04:09:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-13 04:09:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2020-10-13 04:09:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 04:09:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2020-10-13 04:09:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-13 04:09:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-13 04:09:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 04:09:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 04:09:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 04:09:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 04:09:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 04:09:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 04:09:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 04:09:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 04:09:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 04:09:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 04:09:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 04:09:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-13 04:09:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-13 04:09:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 04:09:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 04:09:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 04:09:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 04:09:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-13 04:09:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 04:09:55,953 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-13 04:09:55,953 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 04:09:55,953 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-13 04:09:55,953 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2020-10-13 04:09:55,953 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 04:09:55,953 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-13 04:09:55,953 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 04:09:55,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2020-10-13 04:09:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-13 04:09:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-13 04:09:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-13 04:09:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-13 04:09:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-13 04:09:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_15 [2020-10-13 04:09:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_17 [2020-10-13 04:09:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2020-10-13 04:09:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_16 [2020-10-13 04:09:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_19 [2020-10-13 04:09:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2020-10-13 04:09:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_18 [2020-10-13 04:09:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2020-10-13 04:09:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_work_38 [2020-10-13 04:09:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2020-10-13 04:09:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_39 [2020-10-13 04:09:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-13 04:09:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-13 04:09:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-13 04:09:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-13 04:09:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2020-10-13 04:09:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2020-10-13 04:09:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2020-10-13 04:09:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2020-10-13 04:09:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2020-10-13 04:09:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2020-10-13 04:09:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2020-10-13 04:09:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2020-10-13 04:09:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-13 04:09:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 04:09:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-13 04:09:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2020-10-13 04:09:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-13 04:09:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-13 04:09:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-13 04:09:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2020-10-13 04:09:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_update_dma_alignment [2020-10-13 04:09:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure blk_init_tags [2020-10-13 04:09:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2020-10-13 04:09:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ss_max_streams [2020-10-13 04:09:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2020-10-13 04:09:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-13 04:09:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-13 04:09:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_lock_device_for_reset [2020-10-13 04:09:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-10-13 04:09:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_streams [2020-10-13 04:09:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_streams [2020-10-13 04:09:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-13 04:09:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_41 [2020-10-13 04:09:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-13 04:09:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_42 [2020-10-13 04:09:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2020-10-13 04:09:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 04:09:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 04:09:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-10-13 04:09:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 04:09:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_30 [2020-10-13 04:09:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_31 [2020-10-13 04:09:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_32 [2020-10-13 04:09:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-13 04:09:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2020-10-13 04:09:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_33 [2020-10-13 04:09:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_34 [2020-10-13 04:09:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_35 [2020-10-13 04:09:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_36 [2020-10-13 04:09:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2020-10-13 04:09:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-13 04:09:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2020-10-13 04:09:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2020-10-13 04:09:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2020-10-13 04:09:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wait_anchor_empty_timeout [2020-10-13 04:09:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-13 04:09:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-13 04:09:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2020-10-13 04:09:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_bus [2020-10-13 04:09:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2020-10-13 04:09:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_scsilun [2020-10-13 04:09:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_prefix_printk [2020-10-13 04:09:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure scmd_printk [2020-10-13 04:09:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2020-10-13 04:09:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bidi_cmnd [2020-10-13 04:09:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_in [2020-10-13 04:09:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_out [2020-10-13 04:09:56,011 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_report_bus_reset [2020-10-13 04:09:56,012 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_print_command [2020-10-13 04:09:56,012 INFO L130 BoogieDeclarations]: Found specification of procedure shost_use_blk_mq [2020-10-13 04:09:56,012 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_alloc [2020-10-13 04:09:56,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_alloc_37 [2020-10-13 04:09:56,012 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2020-10-13 04:09:56,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_add_host_with_dma_29 [2020-10-13 04:09:56,013 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_scan_host [2020-10-13 04:09:56,013 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2020-10-13 04:09:56,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host_40 [2020-10-13 04:09:56,013 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2020-10-13 04:09:56,013 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_get_serial [2020-10-13 04:09:56,013 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host [2020-10-13 04:09:56,013 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unblock_requests [2020-10-13 04:09:56,013 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_requests [2020-10-13 04:09:56,014 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_init_shared_tag_map [2020-10-13 04:09:56,014 INFO L130 BoogieDeclarations]: Found specification of procedure usb_stor_adjust_quirks [2020-10-13 04:09:56,014 INFO L130 BoogieDeclarations]: Found specification of procedure uas_is_interface [2020-10-13 04:09:56,018 INFO L130 BoogieDeclarations]: Found specification of procedure uas_find_uas_alt_setting [2020-10-13 04:09:56,018 INFO L130 BoogieDeclarations]: Found specification of procedure uas_find_endpoints [2020-10-13 04:09:56,018 INFO L130 BoogieDeclarations]: Found specification of procedure uas_use_uas_driver [2020-10-13 04:09:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure uas_submit_urbs [2020-10-13 04:09:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure uas_do_work [2020-10-13 04:09:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure uas_try_complete [2020-10-13 04:09:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure uas_free_streams [2020-10-13 04:09:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure uas_log_cmd_state [2020-10-13 04:09:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure uas_add_work [2020-10-13 04:09:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure uas_zap_pending [2020-10-13 04:09:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure uas_sense [2020-10-13 04:09:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 04:09:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure uas_free_unsubmitted_urbs [2020-10-13 04:09:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-13 04:09:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure uas_xfer_data [2020-10-13 04:09:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure uas_stat_cmplt [2020-10-13 04:09:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure uas_data_cmplt [2020-10-13 04:09:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure uas_cmd_cmplt [2020-10-13 04:09:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure uas_alloc_data_urb [2020-10-13 04:09:56,021 INFO L130 BoogieDeclarations]: Found specification of procedure uas_alloc_sense_urb [2020-10-13 04:09:56,021 INFO L130 BoogieDeclarations]: Found specification of procedure uas_alloc_cmd_urb [2020-10-13 04:09:56,021 INFO L130 BoogieDeclarations]: Found specification of procedure uas_submit_sense_urb [2020-10-13 04:09:56,021 INFO L130 BoogieDeclarations]: Found specification of procedure uas_queuecommand_lck [2020-10-13 04:09:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure uas_queuecommand [2020-10-13 04:09:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure uas_eh_abort_handler [2020-10-13 04:09:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure uas_eh_bus_reset_handler [2020-10-13 04:09:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure uas_slave_alloc [2020-10-13 04:09:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure uas_slave_configure [2020-10-13 04:09:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure uas_switch_interface [2020-10-13 04:09:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure uas_configure_endpoints [2020-10-13 04:09:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure uas_probe [2020-10-13 04:09:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure uas_cmnd_list_empty [2020-10-13 04:09:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure uas_wait_for_pending_cmnds [2020-10-13 04:09:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure uas_pre_reset [2020-10-13 04:09:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure uas_post_reset [2020-10-13 04:09:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure uas_suspend [2020-10-13 04:09:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure uas_resume [2020-10-13 04:09:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure uas_reset_resume [2020-10-13 04:09:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure uas_disconnect [2020-10-13 04:09:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure uas_shutdown [2020-10-13 04:09:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure uas_driver_init [2020-10-13 04:09:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure uas_driver_exit [2020-10-13 04:09:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 04:09:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 04:09:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 04:09:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 04:09:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 04:09:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 04:09:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 04:09:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 04:09:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-13 04:09:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 04:09:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-13 04:09:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-13 04:09:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-13 04:09:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 04:09:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 04:09:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 04:09:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 04:09:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 04:09:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 04:09:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 04:09:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 04:09:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 04:09:56,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 04:09:57,084 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 04:10:04,327 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 04:10:04,328 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 04:10:04,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:10:04 BoogieIcfgContainer [2020-10-13 04:10:04,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 04:10:04,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 04:10:04,343 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 04:10:04,346 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 04:10:04,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 04:09:52" (1/3) ... [2020-10-13 04:10:04,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16410fbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 04:10:04, skipping insertion in model container [2020-10-13 04:10:04,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:09:55" (2/3) ... [2020-10-13 04:10:04,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16410fbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 04:10:04, skipping insertion in model container [2020-10-13 04:10:04,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:10:04" (3/3) ... [2020-10-13 04:10:04,349 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2020-10-13 04:10:04,359 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 04:10:04,368 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 04:10:04,382 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 04:10:04,412 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 04:10:04,412 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 04:10:04,412 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 04:10:04,412 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 04:10:04,413 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 04:10:04,413 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 04:10:04,413 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 04:10:04,413 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 04:10:04,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states. [2020-10-13 04:10:04,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-13 04:10:04,481 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 04:10:04,482 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 04:10:04,483 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 04:10:04,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 04:10:04,490 INFO L82 PathProgramCache]: Analyzing trace with hash 540157004, now seen corresponding path program 1 times [2020-10-13 04:10:04,500 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 04:10:04,500 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1571914718] [2020-10-13 04:10:04,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 04:10:05,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:05,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:05,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:06,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:06,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:07,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:11,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:11,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 175 [2020-10-13 04:10:11,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 04:10:11,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6432 [2020-10-13 04:10:11,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:10:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-13 04:10:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 04:10:11,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 04:10:14,307 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification that was a NOOP. DAG size: 700 [2020-10-13 04:10:14,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 04:10:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:14,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:15,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:10:15,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:15,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1070 [2020-10-13 04:10:15,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:15,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:15,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:10:15,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:15,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:10:15,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:10:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:15,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:15,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:10:15,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:10:15,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-13 04:10:15,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:15,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:15,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 04:10:15,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:15,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:15,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:10:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:15,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:15,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:10:15,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:15,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 04:10:15,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:15,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:15,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:10:15,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:15,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:15,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:10:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:15,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:15,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:10:15,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:15,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 04:10:15,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:15,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:15,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 04:10:15,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:15,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:15,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 04:10:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:15,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:15,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:10:15,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:10:15,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-13 04:10:15,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:15,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:15,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 04:10:15,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:15,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:15,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:10:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:15,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:15,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:10:15,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:15,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 04:10:15,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:15,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:15,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:10:15,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:15,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:15,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:10:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:15,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:15,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:10:15,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:15,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:10:15,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:15,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:15,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 04:10:15,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:15,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:15,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 04:10:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:15,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:15,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:10:15,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:10:15,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 04:10:15,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:15,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:15,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:10:15,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:15,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:15,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:10:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:15,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:15,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:10:15,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:15,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 04:10:15,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:15,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:15,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:10:15,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:15,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:15,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:10:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:15,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:15,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:15,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:10:15,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:10:15,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 04:10:15,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:15,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:15,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 04:10:15,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:15,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:16,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 04:10:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:16,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:16,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:16,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 04:10:16,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:16,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:10:16,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:16,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:16,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:10:16,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:16,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:10:16,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 04:10:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:16,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:16,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:16,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:10:16,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:16,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-10-13 04:10:16,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:16,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:10:16,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:10:16,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 04:10:16,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:10:16,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:10:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:16,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:16,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:16,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:10:16,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:16,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-13 04:10:16,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:16,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:10:16,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:10:16,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 04:10:16,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:16,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-13 04:10:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:16,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:16,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:16,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:10:16,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:16,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:10:16,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:16,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:16,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:10:16,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:16,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:16,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 04:10:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:16,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:16,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:16,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:10:16,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:16,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 04:10:16,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:16,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:16,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:10:16,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:16,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:16,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 04:10:16,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:16,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:16,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:16,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:10:16,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:16,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:10:16,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:16,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:16,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:10:16,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:16,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:16,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 04:10:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:10:16,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:10:16,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:10:16,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:10:16,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:10:16,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:10:16,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:10:16,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:10:16,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:10:16,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:10:16,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:10:16,757 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-13 04:10:16,758 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1571914718] [2020-10-13 04:10:16,760 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 04:10:16,760 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 04:10:16,761 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505566979] [2020-10-13 04:10:16,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 04:10:16,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 04:10:16,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 04:10:16,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-13 04:10:16,787 INFO L87 Difference]: Start difference. First operand 1419 states. Second operand 12 states. [2020-10-13 04:10:19,256 WARN L193 SmtUtils]: Spent 2.38 s on a formula simplification that was a NOOP. DAG size: 709 [2020-10-13 04:10:24,604 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification that was a NOOP. DAG size: 725 [2020-10-13 04:10:26,759 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 712 [2020-10-13 04:10:28,854 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 714 [2020-10-13 04:10:31,235 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 729 [2020-10-13 04:10:33,442 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 716 [2020-10-13 04:11:29,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 04:11:29,591 INFO L93 Difference]: Finished difference Result 3510 states and 5027 transitions. [2020-10-13 04:11:29,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 04:11:29,593 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 121 [2020-10-13 04:11:29,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 04:11:29,631 INFO L225 Difference]: With dead ends: 3510 [2020-10-13 04:11:29,631 INFO L226 Difference]: Without dead ends: 2123 [2020-10-13 04:11:29,650 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 16.4s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2020-10-13 04:11:29,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2123 states. [2020-10-13 04:11:30,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2123 to 1324. [2020-10-13 04:11:30,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1324 states. [2020-10-13 04:11:30,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1324 states and 1742 transitions. [2020-10-13 04:11:30,178 INFO L78 Accepts]: Start accepts. Automaton has 1324 states and 1742 transitions. Word has length 121 [2020-10-13 04:11:30,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 04:11:30,180 INFO L479 AbstractCegarLoop]: Abstraction has 1324 states and 1742 transitions. [2020-10-13 04:11:30,180 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 04:11:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1742 transitions. [2020-10-13 04:11:30,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-13 04:11:30,201 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 04:11:30,202 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 04:11:30,202 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 04:11:30,203 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 04:11:30,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 04:11:30,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1026610955, now seen corresponding path program 1 times [2020-10-13 04:11:30,203 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 04:11:30,204 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1773314148] [2020-10-13 04:11:30,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 04:11:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:30,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:31,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:36,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:36,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-13 04:11:36,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:11:36,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5559 [2020-10-13 04:11:36,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:36,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:11:36,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-13 04:11:36,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 04:11:36,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:38,242 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 700 [2020-10-13 04:11:38,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 04:11:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:38,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:38,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:38,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:11:38,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:38,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 673 [2020-10-13 04:11:38,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:38,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:11:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:11:39,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 04:11:39,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:11:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:11:39,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:11:39,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:11:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:11:39,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 04:11:39,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 04:11:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:11:39,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 04:11:39,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:11:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:11:39,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:11:39,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:11:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:11:39,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 04:11:39,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 04:11:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:11:39,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 04:11:39,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:11:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:11:39,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:11:39,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:11:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:11:39,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:11:39,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 04:11:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 04:11:39,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:11:39,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 04:11:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 04:11:39,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-13 04:11:39,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:11:39,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:11:39,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 04:11:39,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:11:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 04:11:39,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-13 04:11:39,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:11:39,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:11:39,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 04:11:39,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-13 04:11:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:11:39,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:11:39,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:11:39,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:11:39,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 04:11:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:11:39,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:11:39,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:11:39,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 04:11:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:11:39,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 04:11:39,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:11:39,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 04:11:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:11:39,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:11:39,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:11:39,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:11:39,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:11:39,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 04:11:39,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:11:39,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:11:39,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:11:39,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:11:39,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:11:39,984 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-13 04:11:39,984 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1773314148] [2020-10-13 04:11:39,986 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 04:11:39,986 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 04:11:39,986 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133745935] [2020-10-13 04:11:39,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 04:11:39,989 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 04:11:39,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 04:11:39,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-10-13 04:11:39,990 INFO L87 Difference]: Start difference. First operand 1324 states and 1742 transitions. Second operand 13 states. [2020-10-13 04:11:42,165 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 709 [2020-10-13 04:11:47,179 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 715 [2020-10-13 04:11:49,381 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 713 [2020-10-13 04:11:51,633 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 705 [2020-10-13 04:11:53,885 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 706 [2020-10-13 04:11:56,225 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 708 [2020-10-13 04:11:58,508 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 706 [2020-10-13 04:12:56,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 04:12:56,513 INFO L93 Difference]: Finished difference Result 3432 states and 4792 transitions. [2020-10-13 04:12:56,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-13 04:12:56,515 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 122 [2020-10-13 04:12:56,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 04:12:56,532 INFO L225 Difference]: With dead ends: 3432 [2020-10-13 04:12:56,533 INFO L226 Difference]: Without dead ends: 2124 [2020-10-13 04:12:56,541 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 18.1s TimeCoverageRelationStatistics Valid=160, Invalid=542, Unknown=0, NotChecked=0, Total=702 [2020-10-13 04:12:56,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2124 states. [2020-10-13 04:12:56,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2124 to 1325. [2020-10-13 04:12:56,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1325 states. [2020-10-13 04:12:56,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1325 states and 1743 transitions. [2020-10-13 04:12:56,928 INFO L78 Accepts]: Start accepts. Automaton has 1325 states and 1743 transitions. Word has length 122 [2020-10-13 04:12:56,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 04:12:56,929 INFO L479 AbstractCegarLoop]: Abstraction has 1325 states and 1743 transitions. [2020-10-13 04:12:56,929 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 04:12:56,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1743 transitions. [2020-10-13 04:12:56,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-13 04:12:56,933 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 04:12:56,934 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 04:12:56,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 04:12:56,934 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 04:12:56,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 04:12:56,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1253440341, now seen corresponding path program 1 times [2020-10-13 04:12:56,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 04:12:56,935 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [750348041] [2020-10-13 04:12:56,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 04:12:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:12:57,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:12:57,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:02,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:02,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 178 [2020-10-13 04:13:02,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:13:02,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5606 [2020-10-13 04:13:02,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:02,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:13:02,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-13 04:13:02,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 04:13:02,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:05,189 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 700 [2020-10-13 04:13:05,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 04:13:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:05,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:05,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:05,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:13:05,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:05,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 586 [2020-10-13 04:13:05,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:05,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:05,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:05,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:05,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:05,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:13:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:05,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:05,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:05,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:13:05,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:05,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 04:13:05,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:05,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:05,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:05,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:05,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:05,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:13:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:05,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:05,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:05,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:13:05,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:05,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:13:05,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:05,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:05,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:05,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:05,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:05,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:13:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:05,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:05,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:05,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:13:05,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:05,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:13:05,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:05,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:05,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 04:13:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:13:06,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 04:13:06,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:13:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:13:06,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:13:06,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:06,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:13:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:13:06,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 04:13:06,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:06,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 04:13:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:13:06,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 04:13:06,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:06,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:13:06,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:13:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:13:06,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 04:13:06,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:06,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:13:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:13:06,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 04:13:06,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:06,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 04:13:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 04:13:06,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:13:06,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:06,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 04:13:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 04:13:06,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-13 04:13:06,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:13:06,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:13:06,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 04:13:06,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:13:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 04:13:06,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-13 04:13:06,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:13:06,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:13:06,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 04:13:06,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 04:13:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:13:06,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:13:06,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:13:06,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 04:13:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:13:06,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:13:06,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:13:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 04:13:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:13:06,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:13:06,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:13:06,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-13 04:13:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:13:06,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:13:06,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:13:06,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:13:06,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:13:06,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 04:13:06,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:13:06,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:13:06,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 04:13:06,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:13:06,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:13:06,833 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-13 04:13:06,841 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [750348041] [2020-10-13 04:13:06,842 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 04:13:06,842 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 04:13:06,842 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192969041] [2020-10-13 04:13:06,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 04:13:06,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 04:13:06,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 04:13:06,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-13 04:13:06,846 INFO L87 Difference]: Start difference. First operand 1325 states and 1743 transitions. Second operand 14 states. [2020-10-13 04:13:09,197 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 709 [2020-10-13 04:13:14,259 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 720 [2020-10-13 04:13:16,472 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 713 [2020-10-13 04:13:18,736 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 704 [2020-10-13 04:13:21,020 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 705 [2020-10-13 04:13:23,240 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 706 [2020-10-13 04:13:25,630 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 716 [2020-10-13 04:13:28,004 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 711