/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 16:35:21,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 16:35:21,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 16:35:21,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 16:35:21,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 16:35:21,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 16:35:21,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 16:35:21,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 16:35:21,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 16:35:21,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 16:35:21,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 16:35:21,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 16:35:21,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 16:35:21,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 16:35:21,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 16:35:21,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 16:35:21,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 16:35:21,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 16:35:21,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 16:35:21,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 16:35:21,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 16:35:21,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 16:35:21,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 16:35:21,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 16:35:21,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 16:35:21,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 16:35:21,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 16:35:21,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 16:35:21,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 16:35:21,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 16:35:21,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 16:35:21,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 16:35:21,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 16:35:21,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 16:35:21,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 16:35:21,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 16:35:21,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 16:35:21,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 16:35:21,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 16:35:21,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 16:35:21,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 16:35:21,831 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 [2020-10-14 16:35:21,874 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 16:35:21,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 16:35:21,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 16:35:21,877 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 16:35:21,877 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 16:35:21,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 16:35:21,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 16:35:21,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 16:35:21,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 16:35:21,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 16:35:21,879 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 16:35:21,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 16:35:21,879 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 16:35:21,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 16:35:21,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 16:35:21,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 16:35:21,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 16:35:21,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 16:35:21,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 16:35:21,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 16:35:21,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 16:35:21,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 16:35:21,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 16:35:21,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 16:35:21,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 16:35:21,883 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 16:35:21,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 16:35:21,883 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 16:35:22,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 16:35:22,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 16:35:22,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 16:35:22,213 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 16:35:22,214 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 16:35:22,215 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2020-10-14 16:35:22,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ccfd1a713/0dee2a9316de4f8dbb3c49f1353dc6fc/FLAG41f6f782d [2020-10-14 16:35:23,101 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 16:35:23,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2020-10-14 16:35:23,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ccfd1a713/0dee2a9316de4f8dbb3c49f1353dc6fc/FLAG41f6f782d [2020-10-14 16:35:23,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ccfd1a713/0dee2a9316de4f8dbb3c49f1353dc6fc [2020-10-14 16:35:23,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 16:35:23,573 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 16:35:23,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 16:35:23,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 16:35:23,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 16:35:23,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:35:23" (1/1) ... [2020-10-14 16:35:23,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f460fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:23, skipping insertion in model container [2020-10-14 16:35:23,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:35:23" (1/1) ... [2020-10-14 16:35:23,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 16:35:23,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 16:35:25,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 16:35:26,040 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 16:35:26,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 16:35:26,985 INFO L208 MainTranslator]: Completed translation [2020-10-14 16:35:26,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:26 WrapperNode [2020-10-14 16:35:26,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 16:35:26,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 16:35:26,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 16:35:26,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 16:35:27,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:26" (1/1) ... [2020-10-14 16:35:27,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:26" (1/1) ... [2020-10-14 16:35:27,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:26" (1/1) ... [2020-10-14 16:35:27,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:26" (1/1) ... [2020-10-14 16:35:27,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:26" (1/1) ... [2020-10-14 16:35:27,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:26" (1/1) ... [2020-10-14 16:35:27,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:26" (1/1) ... [2020-10-14 16:35:27,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 16:35:27,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 16:35:27,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 16:35:27,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 16:35:27,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:26" (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 [2020-10-14 16:35:27,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 16:35:27,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 16:35:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 16:35:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-14 16:35:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2020-10-14 16:35:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2020-10-14 16:35:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-14 16:35:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 16:35:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 16:35:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-14 16:35:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-14 16:35:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-14 16:35:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-14 16:35:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-14 16:35:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-14 16:35:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-14 16:35:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-14 16:35:27,431 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-14 16:35:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-14 16:35:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-14 16:35:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-14 16:35:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-14 16:35:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-14 16:35:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-14 16:35:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-14 16:35:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2020-10-14 16:35:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ss_max_streams [2020-10-14 16:35:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2020-10-14 16:35:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-14 16:35:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-14 16:35:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2020-10-14 16:35:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-10-14 16:35:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-14 16:35:27,436 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2020-10-14 16:35:27,436 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_bus [2020-10-14 16:35:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2020-10-14 16:35:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bidi_cmnd [2020-10-14 16:35:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_in [2020-10-14 16:35:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_out [2020-10-14 16:35:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_use_blk_mq [2020-10-14 16:35:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host [2020-10-14 16:35:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_init_shared_tag_map [2020-10-14 16:35:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_is_interface [2020-10-14 16:35:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_find_uas_alt_setting [2020-10-14 16:35:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_find_endpoints [2020-10-14 16:35:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_use_uas_driver [2020-10-14 16:35:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_do_work [2020-10-14 16:35:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_add_work [2020-10-14 16:35:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_zap_pending [2020-10-14 16:35:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_sense [2020-10-14 16:35:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_log_cmd_state [2020-10-14 16:35:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_free_unsubmitted_urbs [2020-10-14 16:35:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_try_complete [2020-10-14 16:35:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_xfer_data [2020-10-14 16:35:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_stat_cmplt [2020-10-14 16:35:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_data_cmplt [2020-10-14 16:35:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_cmd_cmplt [2020-10-14 16:35:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_alloc_data_urb [2020-10-14 16:35:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_alloc_sense_urb [2020-10-14 16:35:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_alloc_cmd_urb [2020-10-14 16:35:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_submit_sense_urb [2020-10-14 16:35:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_submit_urbs [2020-10-14 16:35:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_queuecommand_lck [2020-10-14 16:35:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_queuecommand [2020-10-14 16:35:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_eh_abort_handler [2020-10-14 16:35:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_eh_bus_reset_handler [2020-10-14 16:35:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_slave_alloc [2020-10-14 16:35:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_slave_configure [2020-10-14 16:35:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_switch_interface [2020-10-14 16:35:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_configure_endpoints [2020-10-14 16:35:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_free_streams [2020-10-14 16:35:27,445 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_probe [2020-10-14 16:35:27,445 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_cmnd_list_empty [2020-10-14 16:35:27,446 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_wait_for_pending_cmnds [2020-10-14 16:35:27,446 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_pre_reset [2020-10-14 16:35:27,446 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_post_reset [2020-10-14 16:35:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_suspend [2020-10-14 16:35:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_resume [2020-10-14 16:35:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_reset_resume [2020-10-14 16:35:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_disconnect [2020-10-14 16:35:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_shutdown [2020-10-14 16:35:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_driver_init [2020-10-14 16:35:27,447 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_driver_exit [2020-10-14 16:35:27,448 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2020-10-14 16:35:27,448 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2020-10-14 16:35:27,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2020-10-14 16:35:27,449 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2020-10-14 16:35:27,449 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2020-10-14 16:35:27,449 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2020-10-14 16:35:27,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2020-10-14 16:35:27,449 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2020-10-14 16:35:27,449 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 16:35:27,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_13 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2020-10-14 16:35:27,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2020-10-14 16:35:27,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_add_host_with_dma_17 [2020-10-14 16:35:27,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_18 [2020-10-14 16:35:27,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_19 [2020-10-14 16:35:27,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_alloc_20 [2020-10-14 16:35:27,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_work_21 [2020-10-14 16:35:27,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_22 [2020-10-14 16:35:27,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host_23 [2020-10-14 16:35:27,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_24 [2020-10-14 16:35:27,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_25 [2020-10-14 16:35:27,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-14 16:35:27,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-14 16:35:27,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-14 16:35:27,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-14 16:35:27,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-14 16:35:27,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-14 16:35:27,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-10-14 16:35:27,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-10-14 16:35:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2020-10-14 16:35:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-10-14 16:35:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-10-14 16:35:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-10-14 16:35:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-10-14 16:35:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-10-14 16:35:27,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-10-14 16:35:27,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-10-14 16:35:27,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-10-14 16:35:27,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-14 16:35:27,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-14 16:35:27,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-14 16:35:27,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-14 16:35:27,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-14 16:35:27,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-14 16:35:27,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-14 16:35:27,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2020-10-14 16:35:27,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2020-10-14 16:35:27,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2020-10-14 16:35:27,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2020-10-14 16:35:27,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-14 16:35:27,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-14 16:35:27,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-14 16:35:27,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-14 16:35:27,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-14 16:35:27,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-14 16:35:27,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-14 16:35:27,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2020-10-14 16:35:27,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2020-10-14 16:35:27,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-10-14 16:35:27,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2020-10-14 16:35:27,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2020-10-14 16:35:27,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2020-10-14 16:35:27,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2020-10-14 16:35:27,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2020-10-14 16:35:27,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-10-14 16:35:27,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2020-10-14 16:35:27,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2020-10-14 16:35:27,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2020-10-14 16:35:27,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2020-10-14 16:35:27,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2020-10-14 16:35:27,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2020-10-14 16:35:27,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 16:35:27,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-14 16:35:27,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-14 16:35:27,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2020-10-14 16:35:27,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-14 16:35:27,460 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-14 16:35:27,460 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-14 16:35:27,460 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_init_tags [2020-10-14 16:35:27,460 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_hw_sectors [2020-10-14 16:35:27,460 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_update_dma_alignment [2020-10-14 16:35:27,460 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2020-10-14 16:35:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-14 16:35:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-14 16:35:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-14 16:35:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2020-10-14 16:35:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2020-10-14 16:35:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_scsilun [2020-10-14 16:35:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 16:35:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2020-10-14 16:35:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-14 16:35:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-14 16:35:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-14 16:35:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-14 16:35:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2020-10-14 16:35:27,462 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-14 16:35:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure scmd_printk [2020-10-14 16:35:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2020-10-14 16:35:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_requests [2020-10-14 16:35:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2020-10-14 16:35:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_get_serial [2020-10-14 16:35:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_alloc [2020-10-14 16:35:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2020-10-14 16:35:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_print_command [2020-10-14 16:35:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2020-10-14 16:35:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_report_bus_reset [2020-10-14 16:35:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_scan_host [2020-10-14 16:35:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unblock_requests [2020-10-14 16:35:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_prefix_printk [2020-10-14 16:35:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_streams [2020-10-14 16:35:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-14 16:35:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2020-10-14 16:35:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-14 16:35:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_streams [2020-10-14 16:35:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-14 16:35:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2020-10-14 16:35:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2020-10-14 16:35:27,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-14 16:35:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-14 16:35:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-10-14 16:35:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-14 16:35:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_stor_adjust_quirks [2020-10-14 16:35:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-14 16:35:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2020-10-14 16:35:27,466 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2020-10-14 16:35:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wait_anchor_empty_timeout [2020-10-14 16:35:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-14 16:35:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 16:35:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-14 16:35:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-14 16:35:27,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-14 16:35:27,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 16:35:27,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-14 16:35:27,468 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-14 16:35:27,468 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2020-10-14 16:35:27,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 16:35:27,468 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2020-10-14 16:35:27,468 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-14 16:35:27,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 16:35:27,469 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-14 16:35:27,469 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-14 16:35:27,469 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-14 16:35:27,469 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-14 16:35:27,469 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2020-10-14 16:35:27,469 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-14 16:35:27,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_13 [2020-10-14 16:35:27,470 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-14 16:35:27,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-10-14 16:35:27,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2020-10-14 16:35:27,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2020-10-14 16:35:27,470 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 16:35:27,470 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-14 16:35:27,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 16:35:27,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 16:35:27,471 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 16:35:27,471 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 16:35:27,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 16:35:27,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 16:35:27,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-14 16:35:27,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-14 16:35:27,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-14 16:35:27,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-14 16:35:27,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-14 16:35:27,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-14 16:35:27,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-14 16:35:27,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-14 16:35:27,473 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2020-10-14 16:35:27,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_19 [2020-10-14 16:35:27,473 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-14 16:35:27,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2020-10-14 16:35:27,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2020-10-14 16:35:27,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2020-10-14 16:35:27,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2020-10-14 16:35:27,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-10-14 16:35:27,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-14 16:35:27,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-14 16:35:27,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-14 16:35:27,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-14 16:35:27,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-14 16:35:27,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2020-10-14 16:35:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2020-10-14 16:35:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-14 16:35:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-14 16:35:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-14 16:35:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-14 16:35:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-14 16:35:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-14 16:35:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-14 16:35:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-14 16:35:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2020-10-14 16:35:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2020-10-14 16:35:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2020-10-14 16:35:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2020-10-14 16:35:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2020-10-14 16:35:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2020-10-14 16:35:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2020-10-14 16:35:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2020-10-14 16:35:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_work_21 [2020-10-14 16:35:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2020-10-14 16:35:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_22 [2020-10-14 16:35:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-14 16:35:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-14 16:35:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-14 16:35:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-14 16:35:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-14 16:35:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2020-10-14 16:35:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2020-10-14 16:35:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2020-10-14 16:35:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2020-10-14 16:35:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2020-10-14 16:35:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2020-10-14 16:35:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2020-10-14 16:35:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2020-10-14 16:35:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-14 16:35:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 16:35:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-14 16:35:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-14 16:35:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-14 16:35:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-14 16:35:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2020-10-14 16:35:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_update_dma_alignment [2020-10-14 16:35:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure blk_init_tags [2020-10-14 16:35:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2020-10-14 16:35:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ss_max_streams [2020-10-14 16:35:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2020-10-14 16:35:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-14 16:35:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-14 16:35:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_18 [2020-10-14 16:35:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-10-14 16:35:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_streams [2020-10-14 16:35:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_streams [2020-10-14 16:35:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-14 16:35:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_24 [2020-10-14 16:35:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-14 16:35:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_25 [2020-10-14 16:35:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2020-10-14 16:35:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 16:35:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 16:35:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-10-14 16:35:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 16:35:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-14 16:35:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-14 16:35:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2020-10-14 16:35:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-14 16:35:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2020-10-14 16:35:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-14 16:35:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2020-10-14 16:35:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2020-10-14 16:35:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2020-10-14 16:35:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wait_anchor_empty_timeout [2020-10-14 16:35:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-14 16:35:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-14 16:35:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2020-10-14 16:35:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_bus [2020-10-14 16:35:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2020-10-14 16:35:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_scsilun [2020-10-14 16:35:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_prefix_printk [2020-10-14 16:35:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure scmd_printk [2020-10-14 16:35:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2020-10-14 16:35:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bidi_cmnd [2020-10-14 16:35:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_in [2020-10-14 16:35:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_out [2020-10-14 16:35:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_report_bus_reset [2020-10-14 16:35:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_print_command [2020-10-14 16:35:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure shost_use_blk_mq [2020-10-14 16:35:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_alloc [2020-10-14 16:35:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_alloc_20 [2020-10-14 16:35:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2020-10-14 16:35:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_add_host_with_dma_17 [2020-10-14 16:35:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_scan_host [2020-10-14 16:35:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2020-10-14 16:35:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host_23 [2020-10-14 16:35:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2020-10-14 16:35:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_get_serial [2020-10-14 16:35:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host [2020-10-14 16:35:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unblock_requests [2020-10-14 16:35:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_requests [2020-10-14 16:35:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_init_shared_tag_map [2020-10-14 16:35:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure usb_stor_adjust_quirks [2020-10-14 16:35:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure uas_is_interface [2020-10-14 16:35:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure uas_find_uas_alt_setting [2020-10-14 16:35:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure uas_find_endpoints [2020-10-14 16:35:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure uas_use_uas_driver [2020-10-14 16:35:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure uas_submit_urbs [2020-10-14 16:35:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure uas_do_work [2020-10-14 16:35:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure uas_try_complete [2020-10-14 16:35:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure uas_free_streams [2020-10-14 16:35:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure uas_log_cmd_state [2020-10-14 16:35:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure uas_add_work [2020-10-14 16:35:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure uas_zap_pending [2020-10-14 16:35:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure uas_sense [2020-10-14 16:35:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-14 16:35:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure uas_free_unsubmitted_urbs [2020-10-14 16:35:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 16:35:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure uas_xfer_data [2020-10-14 16:35:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure uas_stat_cmplt [2020-10-14 16:35:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure uas_data_cmplt [2020-10-14 16:35:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure uas_cmd_cmplt [2020-10-14 16:35:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure uas_alloc_data_urb [2020-10-14 16:35:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure uas_alloc_sense_urb [2020-10-14 16:35:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure uas_alloc_cmd_urb [2020-10-14 16:35:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure uas_submit_sense_urb [2020-10-14 16:35:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure uas_queuecommand_lck [2020-10-14 16:35:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure uas_queuecommand [2020-10-14 16:35:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure uas_eh_abort_handler [2020-10-14 16:35:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure uas_eh_bus_reset_handler [2020-10-14 16:35:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure uas_slave_alloc [2020-10-14 16:35:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure uas_slave_configure [2020-10-14 16:35:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure uas_switch_interface [2020-10-14 16:35:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure uas_configure_endpoints [2020-10-14 16:35:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure uas_probe [2020-10-14 16:35:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure uas_cmnd_list_empty [2020-10-14 16:35:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure uas_wait_for_pending_cmnds [2020-10-14 16:35:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure uas_pre_reset [2020-10-14 16:35:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure uas_post_reset [2020-10-14 16:35:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure uas_suspend [2020-10-14 16:35:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure uas_resume [2020-10-14 16:35:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure uas_reset_resume [2020-10-14 16:35:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure uas_disconnect [2020-10-14 16:35:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure uas_shutdown [2020-10-14 16:35:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure uas_driver_init [2020-10-14 16:35:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure uas_driver_exit [2020-10-14 16:35:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 16:35:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 16:35:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 16:35:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-14 16:35:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-14 16:35:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-14 16:35:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-14 16:35:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-14 16:35:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-14 16:35:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-10-14 16:35:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-10-14 16:35:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-10-14 16:35:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-10-14 16:35:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-10-14 16:35:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-10-14 16:35:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-10-14 16:35:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-10-14 16:35:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-10-14 16:35:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-14 16:35:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-14 16:35:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-14 16:35:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-14 16:35:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-14 16:35:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2020-10-14 16:35:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2020-10-14 16:35:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2020-10-14 16:35:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2020-10-14 16:35:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-14 16:35:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-14 16:35:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-14 16:35:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-14 16:35:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2020-10-14 16:35:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2020-10-14 16:35:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-10-14 16:35:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2020-10-14 16:35:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2020-10-14 16:35:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2020-10-14 16:35:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2020-10-14 16:35:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2020-10-14 16:35:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-10-14 16:35:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2020-10-14 16:35:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2020-10-14 16:35:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2020-10-14 16:35:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2020-10-14 16:35:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 16:35:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 16:35:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 16:35:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 16:35:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 16:35:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 16:35:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 16:35:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-14 16:35:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-14 16:35:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-14 16:35:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-14 16:35:28,922 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-14 16:35:36,135 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 16:35:36,136 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 16:35:36,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:35:36 BoogieIcfgContainer [2020-10-14 16:35:36,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 16:35:36,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 16:35:36,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 16:35:36,157 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 16:35:36,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 04:35:23" (1/3) ... [2020-10-14 16:35:36,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@538a906e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:35:36, skipping insertion in model container [2020-10-14 16:35:36,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:35:26" (2/3) ... [2020-10-14 16:35:36,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@538a906e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:35:36, skipping insertion in model container [2020-10-14 16:35:36,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:35:36" (3/3) ... [2020-10-14 16:35:36,160 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2020-10-14 16:35:36,172 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 16:35:36,182 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 16:35:36,196 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 16:35:36,228 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 16:35:36,228 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 16:35:36,228 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 16:35:36,228 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 16:35:36,228 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 16:35:36,228 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 16:35:36,228 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 16:35:36,229 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 16:35:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states. [2020-10-14 16:35:36,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-14 16:35:36,291 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 16:35:36,293 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 16:35:36,293 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 16:35:36,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 16:35:36,299 INFO L82 PathProgramCache]: Analyzing trace with hash 1152341779, now seen corresponding path program 1 times [2020-10-14 16:35:36,305 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 16:35:36,306 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [348865606] [2020-10-14 16:35:36,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 16:35:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:37,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:37,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:37,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:38,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:42,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:42,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-14 16:35:42,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 16:35:42,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5196 [2020-10-14 16:35:42,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:42,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:42,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:42,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-14 16:35:42,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:42,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 16:35:44,585 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 709 [2020-10-14 16:35:44,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 16:35:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:44,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:35:45,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:45,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 790 [2020-10-14 16:35:45,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:35:45,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:35:45,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:35:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:35:45,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:35:45,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-14 16:35:45,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 16:35:45,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:35:45,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:35:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:35:45,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:45,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 16:35:45,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:35:45,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:35:45,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:35:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:35:45,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:45,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:35:45,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 16:35:45,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:35:45,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 16:35:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:35:45,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:35:45,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 16:35:45,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:35:45,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:35:45,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:35:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:35:45,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:45,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 16:35:45,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:35:45,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:35:45,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:35:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:35:45,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:35:45,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 16:35:45,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 16:35:45,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:35:45,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 16:35:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:35:45,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:45,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 16:35:45,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 16:35:45,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:35:45,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:35:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:35:45,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:45,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 16:35:45,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:35:45,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:35:45,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:35:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:35:45,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:45,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 16:35:45,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 16:35:45,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:35:45,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-14 16:35:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:45,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 16:35:45,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:45,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:35:45,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:45,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:45,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:45,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 16:35:45,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:45,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:35:45,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 16:35:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:45,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:45,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:46,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:46,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:35:46,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:35:46,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-14 16:35:46,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:46,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:46,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:46,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-14 16:35:46,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:46,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:35:46,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:35:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:46,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:46,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:46,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:35:46,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:46,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 16:35:46,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:46,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:46,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:46,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:35:46,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:46,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:35:46,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-14 16:35:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:46,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:46,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:46,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:35:46,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:46,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 16:35:46,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:46,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:46,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 16:35:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:46,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:35:46,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 16:35:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:46,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:46,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:46,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 16:35:46,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:46,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 16:35:46,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:46,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:46,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:46,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 16:35:46,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:46,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:35:46,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 16:35:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:46,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:46,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:46,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 16:35:46,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:46,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 16:35:46,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:46,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:46,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:46,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:35:46,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:46,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:35:46,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:35:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:35:46,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:35:46,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:35:46,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:35:46,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:35:46,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 16:35:46,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:35:46,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:35:46,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:35:46,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:35:46,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:35:46,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:35:46,323 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-14 16:35:46,324 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [348865606] [2020-10-14 16:35:46,327 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 16:35:46,327 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 16:35:46,328 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051355179] [2020-10-14 16:35:46,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 16:35:46,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 16:35:46,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 16:35:46,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 16:35:46,363 INFO L87 Difference]: Start difference. First operand 1652 states. Second operand 8 states. [2020-10-14 16:35:48,553 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 718 [2020-10-14 16:36:35,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 16:36:35,729 INFO L93 Difference]: Finished difference Result 3572 states and 5096 transitions. [2020-10-14 16:36:35,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 16:36:35,731 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 96 [2020-10-14 16:36:35,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 16:36:35,773 INFO L225 Difference]: With dead ends: 3572 [2020-10-14 16:36:35,774 INFO L226 Difference]: Without dead ends: 2181 [2020-10-14 16:36:35,791 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2020-10-14 16:36:35,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2181 states. [2020-10-14 16:36:36,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2181 to 1368. [2020-10-14 16:36:36,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1368 states. [2020-10-14 16:36:36,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1368 states and 1800 transitions. [2020-10-14 16:36:36,412 INFO L78 Accepts]: Start accepts. Automaton has 1368 states and 1800 transitions. Word has length 96 [2020-10-14 16:36:36,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 16:36:36,412 INFO L479 AbstractCegarLoop]: Abstraction has 1368 states and 1800 transitions. [2020-10-14 16:36:36,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 16:36:36,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1800 transitions. [2020-10-14 16:36:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-14 16:36:36,419 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 16:36:36,419 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 16:36:36,419 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 16:36:36,420 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 16:36:36,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 16:36:36,420 INFO L82 PathProgramCache]: Analyzing trace with hash -1607194855, now seen corresponding path program 1 times [2020-10-14 16:36:36,420 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 16:36:36,420 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2096812137] [2020-10-14 16:36:36,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 16:36:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:36,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:36,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:42,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:42,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-14 16:36:42,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:36:42,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5856 [2020-10-14 16:36:42,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:42,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:42,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 16:36:42,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-14 16:36:42,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 16:36:42,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:44,661 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 709 [2020-10-14 16:36:44,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 16:36:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:44,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:36:45,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 578 [2020-10-14 16:36:45,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:36:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:36:45,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 16:36:45,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:36:45,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:36:45,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:36:45,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:36:45,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:36:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:36:45,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 16:36:45,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 16:36:45,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 16:36:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:36:45,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 16:36:45,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:36:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:36:45,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 16:36:45,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:36:45,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:36:45,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:36:45,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:36:45,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 16:36:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:36:45,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 16:36:45,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:36:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:36:45,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 16:36:45,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:36:45,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:36:45,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 16:36:45,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-14 16:36:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 16:36:45,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 16:36:45,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:36:45,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 16:36:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:36:45,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:36:45,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-14 16:36:45,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:36:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:36:45,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 16:36:45,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:36:45,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-14 16:36:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:36:45,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 16:36:45,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:36:45,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 16:36:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 16:36:45,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 16:36:45,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 16:36:45,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 16:36:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 16:36:45,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:36:45,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:36:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:36:45,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:36:45,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:36:45,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:36:45,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:36:45,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 16:36:45,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:36:45,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:36:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:36:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:36:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:36:45,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:36:45,930 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-14 16:36:45,931 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2096812137] [2020-10-14 16:36:45,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 16:36:45,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 16:36:45,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831922908] [2020-10-14 16:36:45,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 16:36:45,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 16:36:45,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 16:36:45,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-14 16:36:45,935 INFO L87 Difference]: Start difference. First operand 1368 states and 1800 transitions. Second operand 9 states. [2020-10-14 16:36:48,126 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 718 [2020-10-14 16:36:53,336 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 720 [2020-10-14 16:36:55,712 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 711 [2020-10-14 16:38:23,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 16:38:23,214 INFO L93 Difference]: Finished difference Result 4311 states and 6199 transitions. [2020-10-14 16:38:23,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 16:38:23,215 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 96 [2020-10-14 16:38:23,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 16:38:23,245 INFO L225 Difference]: With dead ends: 4311 [2020-10-14 16:38:23,246 INFO L226 Difference]: Without dead ends: 4287 [2020-10-14 16:38:23,250 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 9.1s TimeCoverageRelationStatistics Valid=190, Invalid=460, Unknown=0, NotChecked=0, Total=650 [2020-10-14 16:38:23,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4287 states. [2020-10-14 16:38:24,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4287 to 2660. [2020-10-14 16:38:24,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2660 states. [2020-10-14 16:38:24,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 2660 states and 3515 transitions. [2020-10-14 16:38:24,261 INFO L78 Accepts]: Start accepts. Automaton has 2660 states and 3515 transitions. Word has length 96 [2020-10-14 16:38:24,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 16:38:24,262 INFO L479 AbstractCegarLoop]: Abstraction has 2660 states and 3515 transitions. [2020-10-14 16:38:24,262 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 16:38:24,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 3515 transitions. [2020-10-14 16:38:24,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-14 16:38:24,266 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 16:38:24,267 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 16:38:24,267 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 16:38:24,267 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 16:38:24,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 16:38:24,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1650042973, now seen corresponding path program 1 times [2020-10-14 16:38:24,268 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 16:38:24,268 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1564973824] [2020-10-14 16:38:24,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 16:38:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:24,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:24,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:30,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:30,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-14 16:38:30,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:38:30,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5641 [2020-10-14 16:38:30,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:30,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:30,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 16:38:30,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-14 16:38:30,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 16:38:30,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:32,224 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 709 [2020-10-14 16:38:32,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 16:38:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:32,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:32,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:32,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:38:32,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:32,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 486 [2020-10-14 16:38:32,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:32,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:32,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:32,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:32,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:32,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:32,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:38:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:32,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:32,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:32,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:38:32,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:32,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 16:38:32,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:32,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:32,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:32,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:32,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:32,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:32,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:38:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:32,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:32,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:32,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:38:32,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:32,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:38:32,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:32,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:32,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:32,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:32,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:32,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:38:32,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:38:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:32,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:32,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:32,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:38:32,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:32,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 16:38:32,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:32,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:32,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:32,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:32,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:32,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:32,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 16:38:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:32,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:32,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:32,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:38:32,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:32,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 16:38:32,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:32,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:32,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:32,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:32,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:32,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:38:32,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:38:32,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:32,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:32,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:32,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:38:32,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:32,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 16:38:32,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:32,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:32,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:32,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:32,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:32,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:38:32,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:38:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:33,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:33,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:33,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:38:33,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:33,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 16:38:33,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:33,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:33,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:33,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:33,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:33,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:33,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 16:38:33,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:33,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:33,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:33,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:38:33,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:33,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 16:38:33,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:33,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:33,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:33,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:33,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:33,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:33,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:38:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:33,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:33,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:33,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:38:33,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:33,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 16:38:33,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:33,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:33,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:33,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:33,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:33,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:33,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:38:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:33,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:33,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:33,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:38:33,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:33,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:38:33,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:33,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:33,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:33,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:33,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:33,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:33,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-14 16:38:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:33,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:33,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:33,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 16:38:33,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:33,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 16:38:33,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:33,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:33,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:33,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:33,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:33,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:33,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 16:38:33,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:33,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:33,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:33,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:33,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:38:33,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:38:33,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-14 16:38:33,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:33,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:33,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:33,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:33,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:38:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:33,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:33,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:33,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:38:33,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:33,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:38:33,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:33,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:33,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:38:33,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-14 16:38:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:33,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:33,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:33,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:38:33,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:33,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 16:38:33,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:33,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:33,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:33,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:38:33,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:33,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:38:33,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 16:38:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:38:33,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:38:33,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:38:33,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:38:33,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:38:33,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 16:38:33,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:38:33,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:38:33,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:38:33,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 16:38:33,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:38:33,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:38:33,351 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-14 16:38:33,352 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1564973824] [2020-10-14 16:38:33,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 16:38:33,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 16:38:33,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789207635] [2020-10-14 16:38:33,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 16:38:33,355 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 16:38:33,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 16:38:33,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 16:38:33,355 INFO L87 Difference]: Start difference. First operand 2660 states and 3515 transitions. Second operand 8 states. [2020-10-14 16:38:35,557 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 718 [2020-10-14 16:38:40,719 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 720 [2020-10-14 16:38:44,074 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 711