/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 06:56:23,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 06:56:23,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 06:56:23,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 06:56:23,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 06:56:23,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 06:56:23,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 06:56:23,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 06:56:23,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 06:56:23,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 06:56:23,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 06:56:23,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 06:56:23,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 06:56:23,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 06:56:23,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 06:56:23,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 06:56:23,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 06:56:23,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 06:56:23,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 06:56:23,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 06:56:23,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 06:56:23,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 06:56:23,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 06:56:23,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 06:56:23,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 06:56:23,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 06:56:23,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 06:56:23,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 06:56:23,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 06:56:23,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 06:56:23,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 06:56:23,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 06:56:23,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 06:56:23,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 06:56:23,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 06:56:23,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 06:56:23,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 06:56:23,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 06:56:23,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 06:56:23,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 06:56:23,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 06:56:23,727 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 [2020-10-15 06:56:23,750 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 06:56:23,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 06:56:23,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 06:56:23,752 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 06:56:23,752 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 06:56:23,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 06:56:23,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 06:56:23,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 06:56:23,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 06:56:23,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 06:56:23,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 06:56:23,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 06:56:23,753 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 06:56:23,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 06:56:23,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 06:56:23,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 06:56:23,754 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 06:56:23,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 06:56:23,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 06:56:23,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 06:56:23,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 06:56:23,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 06:56:23,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 06:56:23,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 06:56:23,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 06:56:23,756 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 06:56:23,756 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 06:56:23,756 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 06:56:24,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 06:56:24,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 06:56:24,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 06:56:24,112 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 06:56:24,113 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 06:56:24,113 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2020-10-15 06:56:24,179 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/81d2b9f78/3b2620cf8d4d4d888e4dc70cc43d7be8/FLAGab6aa1c3d [2020-10-15 06:56:25,053 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 06:56:25,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2020-10-15 06:56:25,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/81d2b9f78/3b2620cf8d4d4d888e4dc70cc43d7be8/FLAGab6aa1c3d [2020-10-15 06:56:25,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/81d2b9f78/3b2620cf8d4d4d888e4dc70cc43d7be8 [2020-10-15 06:56:25,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 06:56:25,541 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 06:56:25,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 06:56:25,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 06:56:25,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 06:56:25,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:25" (1/1) ... [2020-10-15 06:56:25,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d52471a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:25, skipping insertion in model container [2020-10-15 06:56:25,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:25" (1/1) ... [2020-10-15 06:56:25,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 06:56:25,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 06:56:27,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 06:56:27,514 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 06:56:27,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 06:56:28,064 INFO L208 MainTranslator]: Completed translation [2020-10-15 06:56:28,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:28 WrapperNode [2020-10-15 06:56:28,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 06:56:28,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 06:56:28,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 06:56:28,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 06:56:28,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:28" (1/1) ... [2020-10-15 06:56:28,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:28" (1/1) ... [2020-10-15 06:56:28,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:28" (1/1) ... [2020-10-15 06:56:28,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:28" (1/1) ... [2020-10-15 06:56:28,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:28" (1/1) ... [2020-10-15 06:56:28,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:28" (1/1) ... [2020-10-15 06:56:28,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:28" (1/1) ... [2020-10-15 06:56:28,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 06:56:28,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 06:56:28,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 06:56:28,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 06:56:28,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:28" (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 [2020-10-15 06:56:28,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 06:56:28,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 06:56:28,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-15 06:56:28,452 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-15 06:56:28,452 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2020-10-15 06:56:28,452 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-15 06:56:28,454 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2020-10-15 06:56:28,455 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2020-10-15 06:56:28,455 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-15 06:56:28,457 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-15 06:56:28,457 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-15 06:56:28,457 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-15 06:56:28,458 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-15 06:56:28,458 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2020-10-15 06:56:28,458 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2020-10-15 06:56:28,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-15 06:56:28,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-15 06:56:28,463 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-15 06:56:28,463 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-15 06:56:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-15 06:56:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-15 06:56:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-15 06:56:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-15 06:56:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-15 06:56:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-15 06:56:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-15 06:56:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-15 06:56:28,465 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2020-10-15 06:56:28,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-15 06:56:28,466 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-15 06:56:28,466 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-15 06:56:28,466 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-15 06:56:28,466 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-15 06:56:28,466 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-15 06:56:28,467 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-15 06:56:28,467 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-15 06:56:28,467 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-15 06:56:28,467 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2020-10-15 06:56:28,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_alloc_urbs [2020-10-15 06:56:28,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_free_urbs [2020-10-15 06:56:28,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_kill_urbs [2020-10-15 06:56:28,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_rcvbulk_callback [2020-10-15 06:56:28,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_sndbulk_callback [2020-10-15 06:56:28,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_carrier_set [2020-10-15 06:56:28,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_carrier_check_work [2020-10-15 06:56:28,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_get_macaddr [2020-10-15 06:56:28,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_rx_submit [2020-10-15 06:56:28,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_open [2020-10-15 06:56:28,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_close [2020-10-15 06:56:28,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_tx [2020-10-15 06:56:28,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_tx_timeout [2020-10-15 06:56:28,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_ethtool_op_get_link [2020-10-15 06:56:28,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_probe [2020-10-15 06:56:28,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_disconnect [2020-10-15 06:56:28,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_driver_init [2020-10-15 06:56:28,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_driver_exit [2020-10-15 06:56:28,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-15 06:56:28,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2020-10-15 06:56:28,472 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 06:56:28,472 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-15 06:56:28,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_2 [2020-10-15 06:56:28,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_3 [2020-10-15 06:56:28,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_4 [2020-10-15 06:56:28,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_5 [2020-10-15 06:56:28,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_6 [2020-10-15 06:56:28,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_7 [2020-10-15 06:56:28,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_8 [2020-10-15 06:56:28,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2020-10-15 06:56:28,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_11 [2020-10-15 06:56:28,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_12 [2020-10-15 06:56:28,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_13 [2020-10-15 06:56:28,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_14 [2020-10-15 06:56:28,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_15 [2020-10-15 06:56:28,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_16 [2020-10-15 06:56:28,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_17 [2020-10-15 06:56:28,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_19 [2020-10-15 06:56:28,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_20 [2020-10-15 06:56:28,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-15 06:56:28,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-10-15 06:56:28,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-10-15 06:56:28,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-10-15 06:56:28,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2020-10-15 06:56:28,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-10-15 06:56:28,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-10-15 06:56:28,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-10-15 06:56:28,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-10-15 06:56:28,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-15 06:56:28,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-10-15 06:56:28,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-10-15 06:56:28,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-10-15 06:56:28,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-10-15 06:56:28,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-10-15 06:56:28,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-10-15 06:56:28,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-15 06:56:28,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-15 06:56:28,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2020-10-15 06:56:28,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-15 06:56:28,482 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-15 06:56:28,482 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2020-10-15 06:56:28,483 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2020-10-15 06:56:28,483 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-15 06:56:28,483 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2020-10-15 06:56:28,483 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-10-15 06:56:28,483 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-15 06:56:28,483 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2020-10-15 06:56:28,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-15 06:56:28,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2020-10-15 06:56:28,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2020-10-15 06:56:28,484 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-15 06:56:28,484 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2020-10-15 06:56:28,484 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2020-10-15 06:56:28,484 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-15 06:56:28,484 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2020-10-15 06:56:28,485 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-15 06:56:28,485 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2020-10-15 06:56:28,485 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-15 06:56:28,485 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2020-10-15 06:56:28,486 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-15 06:56:28,486 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-15 06:56:28,486 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-15 06:56:28,486 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2020-10-15 06:56:28,487 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-15 06:56:28,487 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-15 06:56:28,487 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-15 06:56:28,487 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-15 06:56:28,488 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-15 06:56:28,488 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-15 06:56:28,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2020-10-15 06:56:28,493 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-15 06:56:28,493 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-15 06:56:28,493 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-15 06:56:28,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-15 06:56:28,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-15 06:56:28,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-15 06:56:28,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2020-10-15 06:56:28,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 06:56:28,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-15 06:56:28,495 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-15 06:56:28,495 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-15 06:56:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-15 06:56:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-15 06:56:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 06:56:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2020-10-15 06:56:28,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-15 06:56:28,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2020-10-15 06:56:28,504 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2020-10-15 06:56:28,504 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-15 06:56:28,504 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-15 06:56:28,504 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-15 06:56:28,504 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-15 06:56:28,504 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2020-10-15 06:56:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2020-10-15 06:56:28,506 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2020-10-15 06:56:28,506 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2020-10-15 06:56:28,506 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-15 06:56:28,506 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-15 06:56:28,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_15 [2020-10-15 06:56:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_12 [2020-10-15 06:56:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-15 06:56:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2020-10-15 06:56:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-15 06:56:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_19 [2020-10-15 06:56:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-15 06:56:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_20 [2020-10-15 06:56:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_8 [2020-10-15 06:56:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_2 [2020-10-15 06:56:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_3 [2020-10-15 06:56:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_4 [2020-10-15 06:56:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_5 [2020-10-15 06:56:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_6 [2020-10-15 06:56:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_7 [2020-10-15 06:56:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2020-10-15 06:56:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_11 [2020-10-15 06:56:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2020-10-15 06:56:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-15 06:56:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-15 06:56:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-15 06:56:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-15 06:56:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-15 06:56:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-15 06:56:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2020-10-15 06:56:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-10-15 06:56:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-10-15 06:56:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-10-15 06:56:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-15 06:56:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-10-15 06:56:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-10-15 06:56:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-15 06:56:28,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-15 06:56:28,513 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-15 06:56:28,513 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-15 06:56:28,514 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 06:56:28,514 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-15 06:56:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 06:56:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-15 06:56:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-15 06:56:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-15 06:56:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 06:56:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-15 06:56:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-15 06:56:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-15 06:56:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-15 06:56:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-15 06:56:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-15 06:56:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-15 06:56:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-15 06:56:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2020-10-15 06:56:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-15 06:56:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2020-10-15 06:56:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2020-10-15 06:56:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-15 06:56:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-15 06:56:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 06:56:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-15 06:56:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-15 06:56:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_14 [2020-10-15 06:56:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_17 [2020-10-15 06:56:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2020-10-15 06:56:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-15 06:56:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-15 06:56:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-15 06:56:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-15 06:56:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-15 06:56:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-15 06:56:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 06:56:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-15 06:56:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2020-10-15 06:56:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-15 06:56:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2020-10-15 06:56:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2020-10-15 06:56:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2020-10-15 06:56:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-15 06:56:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_13 [2020-10-15 06:56:28,521 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-15 06:56:28,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_16 [2020-10-15 06:56:28,521 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-10-15 06:56:28,521 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2020-10-15 06:56:28,521 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_rx_submit [2020-10-15 06:56:28,521 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_alloc_urbs [2020-10-15 06:56:28,521 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_free_urbs [2020-10-15 06:56:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_kill_urbs [2020-10-15 06:56:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_rcvbulk_callback [2020-10-15 06:56:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-15 06:56:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 06:56:28,523 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_sndbulk_callback [2020-10-15 06:56:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_carrier_set [2020-10-15 06:56:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_carrier_check_work [2020-10-15 06:56:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_get_macaddr [2020-10-15 06:56:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_open [2020-10-15 06:56:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_close [2020-10-15 06:56:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_tx [2020-10-15 06:56:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-15 06:56:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_tx_timeout [2020-10-15 06:56:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_ethtool_op_get_link [2020-10-15 06:56:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_probe [2020-10-15 06:56:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2020-10-15 06:56:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 06:56:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_disconnect [2020-10-15 06:56:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_driver_init [2020-10-15 06:56:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_driver_exit [2020-10-15 06:56:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2020-10-15 06:56:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2020-10-15 06:56:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-15 06:56:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-15 06:56:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 06:56:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-15 06:56:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-10-15 06:56:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-10-15 06:56:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-15 06:56:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-10-15 06:56:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-10-15 06:56:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-10-15 06:56:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-10-15 06:56:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-10-15 06:56:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-10-15 06:56:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-15 06:56:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-15 06:56:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 06:56:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 06:56:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 06:56:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-15 06:56:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 06:56:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-15 06:56:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-15 06:56:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-15 06:56:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-15 06:56:29,240 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-15 06:56:30,703 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-15 06:56:31,167 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 06:56:31,167 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-15 06:56:31,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:56:31 BoogieIcfgContainer [2020-10-15 06:56:31,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 06:56:31,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 06:56:31,178 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 06:56:31,182 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 06:56:31,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 06:56:25" (1/3) ... [2020-10-15 06:56:31,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2689ea55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:56:31, skipping insertion in model container [2020-10-15 06:56:31,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:28" (2/3) ... [2020-10-15 06:56:31,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2689ea55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:56:31, skipping insertion in model container [2020-10-15 06:56:31,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:56:31" (3/3) ... [2020-10-15 06:56:31,185 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2020-10-15 06:56:31,198 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 06:56:31,207 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 06:56:31,222 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 06:56:31,251 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 06:56:31,251 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 06:56:31,252 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 06:56:31,252 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 06:56:31,252 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 06:56:31,252 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 06:56:31,252 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 06:56:31,252 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 06:56:31,297 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states. [2020-10-15 06:56:31,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-15 06:56:31,321 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:56:31,323 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-15 06:56:31,323 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:56:31,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:56:31,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1271315482, now seen corresponding path program 1 times [2020-10-15 06:56:31,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:56:31,341 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1061646215] [2020-10-15 06:56:31,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:56:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:56:31,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:56:32,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:56:34,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:56:34,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-15 06:56:34,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:56:34,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2690 [2020-10-15 06:56:34,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:56:34,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:56:34,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 06:56:34,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:56:34,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-15 06:56:34,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 06:56:35,602 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2020-10-15 06:56:35,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:56:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:56:35,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:56:36,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:56:36,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:56:36,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:56:36,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 423 [2020-10-15 06:56:36,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:56:36,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:56:36,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:56:36,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:56:36,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:56:36,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:56:36,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:56:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:56:36,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:56:36,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:56:36,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:56:36,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:56:36,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 06:56:36,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:56:36,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:56:36,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:56:36,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:56:36,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:56:36,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:56:36,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 06:56:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:56:36,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:56:36,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:56:36,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:56:36,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:56:36,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 06:56:36,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:56:36,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:56:36,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:56:36,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:56:36,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:56:36,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:56:36,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:56:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:56:36,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:56:36,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:56:36,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:56:36,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:56:36,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 06:56:36,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:56:36,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:56:36,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:56:36,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:56:36,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:56:36,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:56:36,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 06:56:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:56:36,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:56:36,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:56:36,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 06:56:36,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:56:36,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 06:56:36,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:56:36,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:56:36,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:56:36,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:56:36,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 06:56:36,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:56:36,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 06:56:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:56:36,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:56:36,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:56:36,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 06:56:36,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:56:36,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 06:56:36,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:56:36,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:56:36,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:56:36,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:56:36,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 06:56:36,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:56:36,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:56:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:56:36,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:56:36,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:56:36,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 06:56:36,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:56:36,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 06:56:36,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:56:36,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:56:36,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:56:36,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:56:36,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:56:36,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:56:36,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:56:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:56:36,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:56:36,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:56:36,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:56:36,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:56:36,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 06:56:36,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:56:36,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:56:36,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:56:36,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:56:36,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:56:36,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:56:36,450 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-15 06:56:36,451 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1061646215] [2020-10-15 06:56:36,453 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:56:36,453 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 06:56:36,454 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372687493] [2020-10-15 06:56:36,460 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 06:56:36,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:56:36,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 06:56:36,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-15 06:56:36,479 INFO L87 Difference]: Start difference. First operand 862 states. Second operand 6 states. [2020-10-15 06:56:37,246 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2020-10-15 06:56:38,185 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 370 [2020-10-15 06:56:38,954 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2020-10-15 06:57:01,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:57:01,265 INFO L93 Difference]: Finished difference Result 3034 states and 4009 transitions. [2020-10-15 06:57:01,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 06:57:01,268 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 51 [2020-10-15 06:57:01,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:57:01,325 INFO L225 Difference]: With dead ends: 3034 [2020-10-15 06:57:01,325 INFO L226 Difference]: Without dead ends: 2164 [2020-10-15 06:57:01,338 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-15 06:57:01,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2164 states. [2020-10-15 06:57:01,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2164 to 1788. [2020-10-15 06:57:01,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1788 states. [2020-10-15 06:57:01,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1788 states and 2223 transitions. [2020-10-15 06:57:01,921 INFO L78 Accepts]: Start accepts. Automaton has 1788 states and 2223 transitions. Word has length 51 [2020-10-15 06:57:01,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:57:01,922 INFO L479 AbstractCegarLoop]: Abstraction has 1788 states and 2223 transitions. [2020-10-15 06:57:01,922 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 06:57:01,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2223 transitions. [2020-10-15 06:57:01,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-15 06:57:01,928 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:57:01,928 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-15 06:57:01,929 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 06:57:01,929 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:57:01,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:57:01,929 INFO L82 PathProgramCache]: Analyzing trace with hash 755643614, now seen corresponding path program 1 times [2020-10-15 06:57:01,930 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:57:01,930 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1131406488] [2020-10-15 06:57:01,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:57:02,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:02,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:02,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:03,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:03,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 06:57:03,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:57:03,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1287 [2020-10-15 06:57:03,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:03,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:03,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:03,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:57:03,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 06:57:03,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:04,064 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2020-10-15 06:57:04,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:57:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:04,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:04,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:04,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:57:04,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:04,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 340 [2020-10-15 06:57:04,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:04,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:04,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:04,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:04,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:57:04,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:04,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:57:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:04,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:04,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:04,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:04,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:04,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 06:57:04,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:04,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:04,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:04,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:04,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:04,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:04,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 06:57:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:04,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:04,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:04,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:04,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:04,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 06:57:04,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:04,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:04,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:04,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:04,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:04,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 06:57:04,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:57:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:04,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:04,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:04,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:04,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:04,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-15 06:57:04,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:04,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:04,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:04,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:04,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:04,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:04,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 06:57:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:04,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:04,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:04,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 06:57:04,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:04,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 06:57:04,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:04,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:04,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:04,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:04,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 06:57:04,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:04,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 06:57:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:04,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:04,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:04,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 06:57:04,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:04,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 06:57:04,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:04,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:04,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:04,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:04,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 06:57:04,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:04,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:57:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:04,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:04,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:04,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 06:57:04,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:04,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 06:57:04,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:04,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:04,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:57:04,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:04,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:57:04,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:04,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:57:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:04,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:04,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:04,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:57:04,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:04,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 06:57:04,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:04,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:04,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:57:04,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:04,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:57:04,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:04,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-15 06:57:04,778 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1131406488] [2020-10-15 06:57:04,778 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:57:04,778 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 06:57:04,779 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391695823] [2020-10-15 06:57:04,781 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 06:57:04,782 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:57:04,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 06:57:04,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-15 06:57:04,784 INFO L87 Difference]: Start difference. First operand 1788 states and 2223 transitions. Second operand 6 states. [2020-10-15 06:57:05,515 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2020-10-15 06:57:06,932 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 370 [2020-10-15 06:57:07,705 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2020-10-15 06:57:18,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:57:18,913 INFO L93 Difference]: Finished difference Result 2156 states and 2765 transitions. [2020-10-15 06:57:18,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 06:57:18,914 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 52 [2020-10-15 06:57:18,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:57:18,929 INFO L225 Difference]: With dead ends: 2156 [2020-10-15 06:57:18,929 INFO L226 Difference]: Without dead ends: 2153 [2020-10-15 06:57:18,932 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-15 06:57:18,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2153 states. [2020-10-15 06:57:19,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2153 to 1787. [2020-10-15 06:57:19,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1787 states. [2020-10-15 06:57:19,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1787 states and 2221 transitions. [2020-10-15 06:57:19,277 INFO L78 Accepts]: Start accepts. Automaton has 1787 states and 2221 transitions. Word has length 52 [2020-10-15 06:57:19,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:57:19,278 INFO L479 AbstractCegarLoop]: Abstraction has 1787 states and 2221 transitions. [2020-10-15 06:57:19,278 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 06:57:19,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2221 transitions. [2020-10-15 06:57:19,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-15 06:57:19,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:57:19,281 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-15 06:57:19,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 06:57:19,281 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:57:19,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:57:19,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1949689757, now seen corresponding path program 1 times [2020-10-15 06:57:19,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:57:19,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1340632333] [2020-10-15 06:57:19,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:57:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:19,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:19,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:20,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:20,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 06:57:20,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:57:20,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 809 [2020-10-15 06:57:20,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:20,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:20,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:20,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:57:20,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-15 06:57:20,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:20,879 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2020-10-15 06:57:20,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:57:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:21,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:21,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:21,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:57:21,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:21,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 301 [2020-10-15 06:57:21,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:21,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:21,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:21,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:21,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:57:21,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:21,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:57:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:21,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:21,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:21,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:21,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:21,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 06:57:21,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:21,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:21,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:21,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:21,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:21,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:21,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 06:57:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:21,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:21,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:21,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:21,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:21,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 06:57:21,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:21,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:21,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:21,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:21,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:21,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:21,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:57:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:21,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:21,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:21,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:21,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:21,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 06:57:21,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:21,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:21,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:21,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:21,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:21,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:21,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 06:57:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:21,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:21,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:21,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 06:57:21,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:21,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 06:57:21,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:21,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:21,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:21,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:21,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 06:57:21,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:21,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 06:57:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:21,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:21,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:21,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 06:57:21,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:21,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 06:57:21,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:21,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:21,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:21,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:21,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 06:57:21,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:21,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:57:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:21,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:21,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:21,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 06:57:21,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:21,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 06:57:21,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:21,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:21,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:57:21,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:21,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:57:21,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:21,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:57:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:21,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:21,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:21,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:57:21,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:21,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:57:21,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:21,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:21,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:57:21,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:21,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:57:21,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:21,537 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-15 06:57:21,538 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1340632333] [2020-10-15 06:57:21,538 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:57:21,538 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 06:57:21,539 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946476371] [2020-10-15 06:57:21,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 06:57:21,539 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:57:21,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 06:57:21,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-15 06:57:21,540 INFO L87 Difference]: Start difference. First operand 1787 states and 2221 transitions. Second operand 6 states. [2020-10-15 06:57:22,176 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2020-10-15 06:57:23,010 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2020-10-15 06:57:23,746 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2020-10-15 06:57:34,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:57:34,807 INFO L93 Difference]: Finished difference Result 2155 states and 2763 transitions. [2020-10-15 06:57:34,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 06:57:34,808 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2020-10-15 06:57:34,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:57:34,821 INFO L225 Difference]: With dead ends: 2155 [2020-10-15 06:57:34,822 INFO L226 Difference]: Without dead ends: 2152 [2020-10-15 06:57:34,823 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-15 06:57:34,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2152 states. [2020-10-15 06:57:35,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2152 to 1786. [2020-10-15 06:57:35,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1786 states. [2020-10-15 06:57:35,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1786 states and 2219 transitions. [2020-10-15 06:57:35,259 INFO L78 Accepts]: Start accepts. Automaton has 1786 states and 2219 transitions. Word has length 53 [2020-10-15 06:57:35,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:57:35,263 INFO L479 AbstractCegarLoop]: Abstraction has 1786 states and 2219 transitions. [2020-10-15 06:57:35,263 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 06:57:35,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2219 transitions. [2020-10-15 06:57:35,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-15 06:57:35,268 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:57:35,269 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-15 06:57:35,269 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 06:57:35,269 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:57:35,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:57:35,269 INFO L82 PathProgramCache]: Analyzing trace with hash 310419393, now seen corresponding path program 1 times [2020-10-15 06:57:35,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:57:35,270 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1055230774] [2020-10-15 06:57:35,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:57:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:35,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:35,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:36,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:36,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-15 06:57:36,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:57:36,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 944 [2020-10-15 06:57:36,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:36,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:36,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:36,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:57:36,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-15 06:57:36,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:37,011 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2020-10-15 06:57:37,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:57:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:37,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:37,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:37,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:57:37,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:37,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 267 [2020-10-15 06:57:37,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:37,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:37,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:37,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:37,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:57:37,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:37,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:57:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:37,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:37,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:37,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:37,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:37,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 06:57:37,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:37,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:37,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:37,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 06:57:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:37,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:37,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:37,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:37,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:37,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 06:57:37,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:37,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:37,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:37,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:37,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:37,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:37,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:57:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:37,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:37,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:37,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:37,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:37,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 06:57:37,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:37,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:37,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:37,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:37,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:37,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:37,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 06:57:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:37,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:37,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:37,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 06:57:37,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:37,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 06:57:37,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:37,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 06:57:37,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:37,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 06:57:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:37,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:37,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:37,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 06:57:37,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:37,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 06:57:37,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:37,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:37,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:37,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:37,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 06:57:37,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:37,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:57:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:37,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:37,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:37,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 06:57:37,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:37,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 06:57:37,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:37,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:37,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:57:37,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:37,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:57:37,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:37,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:57:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:37,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:37,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:37,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:57:37,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:37,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:57:37,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:37,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:37,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:57:37,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:37,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:57:37,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:37,542 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-15 06:57:37,545 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1055230774] [2020-10-15 06:57:37,545 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:57:37,546 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 06:57:37,546 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372027371] [2020-10-15 06:57:37,546 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 06:57:37,546 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:57:37,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 06:57:37,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-15 06:57:37,547 INFO L87 Difference]: Start difference. First operand 1786 states and 2219 transitions. Second operand 6 states. [2020-10-15 06:57:38,238 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2020-10-15 06:57:39,053 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2020-10-15 06:57:39,759 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2020-10-15 06:57:50,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:57:50,865 INFO L93 Difference]: Finished difference Result 2154 states and 2761 transitions. [2020-10-15 06:57:50,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 06:57:50,866 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2020-10-15 06:57:50,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:57:50,877 INFO L225 Difference]: With dead ends: 2154 [2020-10-15 06:57:50,878 INFO L226 Difference]: Without dead ends: 2151 [2020-10-15 06:57:50,879 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-15 06:57:50,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2151 states. [2020-10-15 06:57:51,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2151 to 1785. [2020-10-15 06:57:51,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1785 states. [2020-10-15 06:57:51,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 1785 states and 2217 transitions. [2020-10-15 06:57:51,355 INFO L78 Accepts]: Start accepts. Automaton has 1785 states and 2217 transitions. Word has length 54 [2020-10-15 06:57:51,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:57:51,355 INFO L479 AbstractCegarLoop]: Abstraction has 1785 states and 2217 transitions. [2020-10-15 06:57:51,355 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 06:57:51,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2217 transitions. [2020-10-15 06:57:51,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-15 06:57:51,359 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:57:51,359 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-15 06:57:51,359 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 06:57:51,359 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:57:51,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:57:51,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1032650528, now seen corresponding path program 1 times [2020-10-15 06:57:51,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:57:51,360 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1394800371] [2020-10-15 06:57:51,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:57:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:51,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:51,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:52,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:52,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-15 06:57:52,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:57:52,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 769 [2020-10-15 06:57:52,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:52,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:52,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:52,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:57:52,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-15 06:57:52,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:52,895 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2020-10-15 06:57:52,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:57:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:52,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:53,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:53,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:57:53,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:53,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 222 [2020-10-15 06:57:53,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:53,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:53,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:53,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:53,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:57:53,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:53,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:57:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:53,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:53,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:53,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:53,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:53,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 06:57:53,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:53,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:53,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:53,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:53,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:53,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 06:57:53,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:53,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:53,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:53,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:53,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:53,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 06:57:53,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:53,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:53,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:53,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:53,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:53,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:53,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:57:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:53,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:53,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:53,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:57:53,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:53,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 06:57:53,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:53,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:53,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:53,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:53,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 06:57:53,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:53,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 06:57:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:53,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:53,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:53,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 06:57:53,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:53,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:57:53,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:53,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:53,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:53,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:53,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 06:57:53,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:53,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 06:57:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:53,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:53,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:53,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 06:57:53,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:53,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 06:57:53,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:53,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:53,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:57:53,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:53,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 06:57:53,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:53,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:57:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:53,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:53,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:53,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 06:57:53,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:53,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 06:57:53,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:53,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:53,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:57:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:53,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:57:53,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:57:53,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:57:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:57:53,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:57:53,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:57:53,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:57:53,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:57:53,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:57:53,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:57:53,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:57:53,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:57:53,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:57:53,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:57:53,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:57:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-15 06:57:53,399 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1394800371] [2020-10-15 06:57:53,400 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:57:53,400 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 06:57:53,400 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482627670] [2020-10-15 06:57:53,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 06:57:53,402 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:57:53,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 06:57:53,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-15 06:57:53,403 INFO L87 Difference]: Start difference. First operand 1785 states and 2217 transitions. Second operand 6 states. [2020-10-15 06:57:54,101 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2020-10-15 06:57:54,945 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2020-10-15 06:57:55,644 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2020-10-15 06:58:08,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:58:08,374 INFO L93 Difference]: Finished difference Result 2153 states and 2759 transitions. [2020-10-15 06:58:08,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 06:58:08,375 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2020-10-15 06:58:08,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:58:08,386 INFO L225 Difference]: With dead ends: 2153 [2020-10-15 06:58:08,387 INFO L226 Difference]: Without dead ends: 2128 [2020-10-15 06:58:08,388 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-15 06:58:08,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2128 states. [2020-10-15 06:58:08,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2128 to 1765. [2020-10-15 06:58:08,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1765 states. [2020-10-15 06:58:08,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1765 states and 2194 transitions. [2020-10-15 06:58:08,797 INFO L78 Accepts]: Start accepts. Automaton has 1765 states and 2194 transitions. Word has length 55 [2020-10-15 06:58:08,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:58:08,798 INFO L479 AbstractCegarLoop]: Abstraction has 1765 states and 2194 transitions. [2020-10-15 06:58:08,798 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 06:58:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2194 transitions. [2020-10-15 06:58:08,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-10-15 06:58:08,805 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:58:08,806 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 06:58:08,806 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 06:58:08,806 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:58:08,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:58:08,806 INFO L82 PathProgramCache]: Analyzing trace with hash -997180392, now seen corresponding path program 1 times [2020-10-15 06:58:08,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:58:08,807 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [899354793] [2020-10-15 06:58:08,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:58:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:08,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:09,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:09,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:09,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:09,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:09,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:09,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:14,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:14,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 302 [2020-10-15 06:58:14,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 06:58:14,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5269 [2020-10-15 06:58:14,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:14,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:14,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 06:58:14,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-15 06:58:14,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 06:58:14,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:58:14,878 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2020-10-15 06:58:14,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:58:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:14,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:15,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:15,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:15,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:15,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-15 06:58:15,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:15,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:15,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:15,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:58:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:15,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:15,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:15,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:58:15,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:15,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:58:15,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:15,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:15,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:15,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:15,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 06:58:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:15,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:15,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:15,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:58:15,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:15,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:58:15,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:15,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:15,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:15,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:15,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:15,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:58:15,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:58:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:15,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:15,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:15,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:58:15,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:15,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:58:15,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:15,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:15,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:15,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:15,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:15,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:15,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 06:58:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:15,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:15,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:15,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 06:58:15,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:15,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:58:15,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:15,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:15,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:15,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:15,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:15,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:58:15,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 06:58:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:15,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:15,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:15,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:15,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:15,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:15,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-15 06:58:20,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 06:58:20,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-15 06:58:20,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 06:58:20,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-15 06:58:20,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 06:58:20,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:58:20,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 06:58:20,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:58:20,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-15 06:58:20,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 06:58:20,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 06:58:20,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 06:58:20,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:20,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 06:58:20,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-15 06:58:20,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 06:58:20,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 06:58:20,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 06:58:20,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:20,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:58:20,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 06:58:20,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 06:58:20,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:20,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 06:58:20,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:20,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 06:58:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 06:58:20,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 06:58:20,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:20,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:20,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:20,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:58:20,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:20,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:58:20,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 06:58:20,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:20,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:20,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:20,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:20,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 06:58:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 06:58:20,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 06:58:20,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:20,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:20,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:20,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:20,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 06:58:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:20,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 06:58:20,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:20,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:20,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:20,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:20,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-15 06:58:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 06:58:20,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 06:58:20,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:20,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:20,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:20,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:20,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:58:20,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 06:58:20,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:20,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:20,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:20,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:58:20,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-15 06:58:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 06:58:20,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-15 06:58:20,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 06:58:20,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:20,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 06:58:20,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:58:20,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 06:58:20,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 06:58:20,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 06:58:20,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:20,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 06:58:20,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:20,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:20,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:20,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:20,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:58:20,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:20,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 06:58:20,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:20,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:20,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 06:58:20,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:20,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 06:58:20,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:21,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-15 06:58:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 06:58:21,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:21,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 06:58:21,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:21,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 06:58:21,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:21,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:58:21,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:21,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:21,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 06:58:21,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:21,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:21,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:21,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:21,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:58:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:21,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:21,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 06:58:21,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:21,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:21,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:21,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:21,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-15 06:58:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:21,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:21,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 06:58:21,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:58:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:21,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:21,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-15 06:58:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:21,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:21,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 06:58:21,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:21,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:58:21,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:21,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:21,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 06:58:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:21,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:21,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 06:58:21,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:21,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:58:21,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:21,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:21,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-15 06:58:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:21,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:21,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 06:58:21,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:58:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:21,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:21,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 06:58:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 06:58:21,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 06:58:21,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 425 [2020-10-15 06:58:21,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 06:58:21,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 06:58:21,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 06:58:21,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:21,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 06:58:21,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:21,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-15 06:58:21,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 06:58:21,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 06:58:21,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 06:58:21,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:58:21,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 06:58:21,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:21,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-15 06:58:21,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 06:58:21,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 06:58:21,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 06:58:21,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:21,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:58:21,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:21,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 06:58:21,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:21,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:21,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 06:58:21,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:21,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 06:58:21,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:21,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 06:58:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:21,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:21,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:21,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:22,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:22,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 06:58:22,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:22,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:22,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:58:22,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:22,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 06:58:22,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:22,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-15 06:58:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:22,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:22,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:22,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:22,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:22,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 06:58:22,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:22,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:58:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:22,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:22,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-15 06:58:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:22,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:22,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:22,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 06:58:22,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:22,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 06:58:22,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:22,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:22,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:22,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 06:58:22,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:22,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:22,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:22,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:22,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:22,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:22,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:22,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:58:22,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:22,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:22,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:22,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:22,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:22,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:22,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-15 06:58:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:22,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:22,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:22,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 06:58:22,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:22,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 06:58:22,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:22,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:22,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:22,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 06:58:22,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:22,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:22,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:58:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:22,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:22,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:22,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 06:58:22,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:22,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 06:58:22,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:22,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:22,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:22,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:22,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:22,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:22,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:58:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:22,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:22,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:58:22,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:58:22,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:58:22,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:58:22,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:58:22,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:58:22,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:58:22,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:58:22,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:58:22,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:58:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-15 06:58:22,340 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [899354793] [2020-10-15 06:58:22,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 06:58:22,341 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-15 06:58:22,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660319875] [2020-10-15 06:58:22,342 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-15 06:58:22,342 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:58:22,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-15 06:58:22,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2020-10-15 06:58:22,343 INFO L87 Difference]: Start difference. First operand 1765 states and 2194 transitions. Second operand 24 states. [2020-10-15 06:58:23,047 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-15 06:58:26,891 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 06:58:27,930 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 06:58:28,823 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 06:58:44,724 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 06:58:45,501 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 06:58:46,247 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 06:58:47,013 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-15 06:58:50,290 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-15 06:58:51,146 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-15 06:58:55,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:58:55,155 INFO L93 Difference]: Finished difference Result 4241 states and 5569 transitions. [2020-10-15 06:58:55,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-15 06:58:55,156 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 222 [2020-10-15 06:58:55,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:58:55,171 INFO L225 Difference]: With dead ends: 4241 [2020-10-15 06:58:55,171 INFO L226 Difference]: Without dead ends: 2488 [2020-10-15 06:58:55,179 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 74 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=411, Invalid=1659, Unknown=0, NotChecked=0, Total=2070 [2020-10-15 06:58:55,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2488 states. [2020-10-15 06:58:55,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2488 to 1746. [2020-10-15 06:58:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1746 states. [2020-10-15 06:58:55,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1746 states and 2152 transitions. [2020-10-15 06:58:55,607 INFO L78 Accepts]: Start accepts. Automaton has 1746 states and 2152 transitions. Word has length 222 [2020-10-15 06:58:55,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:58:55,607 INFO L479 AbstractCegarLoop]: Abstraction has 1746 states and 2152 transitions. [2020-10-15 06:58:55,607 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-15 06:58:55,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2152 transitions. [2020-10-15 06:58:55,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-10-15 06:58:55,614 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:58:55,615 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 06:58:55,615 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 06:58:55,615 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:58:55,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:58:55,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1201401926, now seen corresponding path program 1 times [2020-10-15 06:58:55,616 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:58:55,616 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [475187767] [2020-10-15 06:58:55,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:58:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:58:55,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:55,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:56,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:56,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:58:56,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:00,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:00,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 326 [2020-10-15 06:59:00,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 06:59:00,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5134 [2020-10-15 06:59:00,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:00,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:00,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 06:59:00,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-15 06:59:00,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 06:59:00,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:01,670 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2020-10-15 06:59:01,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:59:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:01,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:01,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:01,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:01,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:01,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-15 06:59:01,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:01,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:01,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:01,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:01,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:01,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:01,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:59:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:01,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:01,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:01,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:59:01,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:01,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:59:01,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:01,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:01,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:01,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:01,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:01,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:01,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 06:59:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:01,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:01,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:01,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:59:01,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:01,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 06:59:01,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:01,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:01,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:01,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:01,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:01,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:01,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:59:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:01,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:01,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:01,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:59:01,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:01,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 06:59:01,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:01,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:01,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:01,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:01,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:01,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:01,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 06:59:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:01,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:01,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:01,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 06:59:01,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:01,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:59:01,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:01,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:01,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:01,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:01,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:01,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:01,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 06:59:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:02,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:02,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:02,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:02,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:06,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-15 06:59:07,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 06:59:07,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-15 06:59:07,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 06:59:07,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-15 06:59:07,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 06:59:07,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 06:59:07,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 06:59:07,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 06:59:07,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 06:59:07,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 06:59:07,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 06:59:07,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 06:59:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:59:07,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:59:07,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-15 06:59:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 06:59:07,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 06:59:07,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:59:07,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:59:07,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 06:59:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 06:59:07,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 06:59:07,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 06:59:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:07,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:59:07,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-15 06:59:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 06:59:07,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 06:59:07,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 06:59:07,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 06:59:07,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:59:07,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 06:59:07,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 06:59:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 06:59:07,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-15 06:59:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 06:59:07,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 06:59:07,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 06:59:07,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:07,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 06:59:07,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 06:59:07,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 06:59:07,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 06:59:07,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 06:59:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:59:07,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:59:07,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-15 06:59:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 06:59:07,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 06:59:07,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 06:59:07,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:07,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:59:07,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:59:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:07,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:59:07,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:07,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 06:59:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:07,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:59:07,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:59:07,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-15 06:59:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:07,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 06:59:07,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:59:07,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:07,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-15 06:59:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:07,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 06:59:07,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:59:07,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-15 06:59:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:07,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:07,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:07,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:59:07,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:07,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:59:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:07,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:07,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-15 06:59:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:07,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:07,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-15 06:59:08,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:59:08,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 179 [2020-10-15 06:59:08,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 06:59:08,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-15 06:59:08,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 06:59:08,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:08,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-15 06:59:08,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-15 06:59:08,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 06:59:08,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:08,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 06:59:08,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:08,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 06:59:08,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-15 06:59:08,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 06:59:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:08,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 06:59:08,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:08,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 06:59:08,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 06:59:08,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:08,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:08,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:08,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:08,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 06:59:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 06:59:08,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:59:08,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:08,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:08,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:08,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:08,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 06:59:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:08,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:59:08,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:08,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:08,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:08,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-15 06:59:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:08,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:59:08,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:08,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 06:59:08,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:08,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:08,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-15 06:59:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 06:59:08,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 06:59:08,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:08,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 06:59:08,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:08,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:08,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:08,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:08,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:59:08,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:08,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:08,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:08,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:08,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-15 06:59:08,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 06:59:08,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 06:59:08,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:08,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 06:59:08,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:08,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:59:08,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:59:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 06:59:08,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 06:59:08,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:08,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:08,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:08,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:08,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:59:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:59:08,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:59:08,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:59:08,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:59:08,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:59:08,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:59:08,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:59:08,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:59:08,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:59:08,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:59:08,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:59:08,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:59:08,942 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-15 06:59:08,942 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [475187767] [2020-10-15 06:59:08,943 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 06:59:08,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-15 06:59:08,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053306719] [2020-10-15 06:59:08,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-15 06:59:08,944 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:59:08,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-15 06:59:08,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2020-10-15 06:59:08,945 INFO L87 Difference]: Start difference. First operand 1746 states and 2152 transitions. Second operand 23 states. [2020-10-15 06:59:09,693 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-15 06:59:12,640 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-15 06:59:27,412 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 06:59:28,176 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-15 06:59:33,886 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-15 06:59:35,399 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-15 06:59:36,286 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 06:59:37,399 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 06:59:39,523 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-15 06:59:55,508 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 373