/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=0.3 --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 language data_model -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 20:51:36,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 20:51:36,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 20:51:36,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 20:51:36,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 20:51:36,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 20:51:36,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 20:51:36,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 20:51:36,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 20:51:36,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 20:51:36,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 20:51:36,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 20:51:36,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 20:51:36,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 20:51:36,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 20:51:36,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 20:51:36,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 20:51:36,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 20:51:36,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 20:51:36,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 20:51:36,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 20:51:36,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 20:51:36,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 20:51:36,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 20:51:36,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 20:51:36,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 20:51:36,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 20:51:36,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 20:51:36,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 20:51:36,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 20:51:36,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 20:51:36,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 20:51:36,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 20:51:36,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 20:51:36,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 20:51:36,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 20:51:36,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 20:51:36,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 20:51:36,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 20:51:36,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 20:51:36,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 20:51:36,815 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 [2020-10-29 20:51:36,869 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 20:51:36,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 20:51:36,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 20:51:36,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 20:51:36,874 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 20:51:36,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 20:51:36,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 20:51:36,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 20:51:36,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 20:51:36,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 20:51:36,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 20:51:36,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 20:51:36,877 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 20:51:36,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 20:51:36,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 20:51:36,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 20:51:36,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 20:51:36,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 20:51:36,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 20:51:36,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 20:51:36,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 20:51:36,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 20:51:36,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 20:51:36,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 20:51:36,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 20:51:36,879 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 20:51:36,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 20:51:36,879 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 20:51:37,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 20:51:37,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 20:51:37,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 20:51:37,379 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 20:51:37,379 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 20:51:37,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2020-10-29 20:51:37,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ddc07d9b1/c498de27408d4fa59c640c3e7e9e4f1a/FLAGca33dd468 [2020-10-29 20:51:38,547 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 20:51:38,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2020-10-29 20:51:38,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ddc07d9b1/c498de27408d4fa59c640c3e7e9e4f1a/FLAGca33dd468 [2020-10-29 20:51:38,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ddc07d9b1/c498de27408d4fa59c640c3e7e9e4f1a [2020-10-29 20:51:38,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 20:51:38,945 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 20:51:38,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 20:51:38,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 20:51:38,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 20:51:38,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 08:51:38" (1/1) ... [2020-10-29 20:51:38,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2b30b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:38, skipping insertion in model container [2020-10-29 20:51:38,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 08:51:38" (1/1) ... [2020-10-29 20:51:38,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 20:51:39,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 20:51:41,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 20:51:41,472 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 20:51:41,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 20:51:42,257 INFO L208 MainTranslator]: Completed translation [2020-10-29 20:51:42,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:42 WrapperNode [2020-10-29 20:51:42,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 20:51:42,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 20:51:42,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 20:51:42,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 20:51:42,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:42" (1/1) ... [2020-10-29 20:51:42,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:42" (1/1) ... [2020-10-29 20:51:42,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:42" (1/1) ... [2020-10-29 20:51:42,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:42" (1/1) ... [2020-10-29 20:51:42,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:42" (1/1) ... [2020-10-29 20:51:42,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:42" (1/1) ... [2020-10-29 20:51:42,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:42" (1/1) ... [2020-10-29 20:51:42,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 20:51:42,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 20:51:42,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 20:51:42,707 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 20:51:42,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:42" (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 [2020-10-29 20:51:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 20:51:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 20:51:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-29 20:51:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 20:51:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-29 20:51:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 20:51:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 20:51:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 20:51:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-29 20:51:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-29 20:51:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 20:51:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 20:51:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 20:51:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 20:51:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-29 20:51:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2020-10-29 20:51:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2020-10-29 20:51:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-29 20:51:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-29 20:51:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-29 20:51:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-29 20:51:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock [2020-10-29 20:51:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2020-10-29 20:51:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2020-10-29 20:51:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-29 20:51:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-29 20:51:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2020-10-29 20:51:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-10-29 20:51:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-29 20:51:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2020-10-29 20:51:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-29 20:51:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-29 20:51:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2020-10-29 20:51:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2020-10-29 20:51:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2020-10-29 20:51:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2020-10-29 20:51:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-29 20:51:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2020-10-29 20:51:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wiphy_dev [2020-10-29 20:51:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_DEV [2020-10-29 20:51:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_rx_cb [2020-10-29 20:51:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_tx_cb [2020-10-29 20:51:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_tx_dummy_cb [2020-10-29 20:51:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_free_urbs [2020-10-29 20:51:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_stop [2020-10-29 20:51:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_init_urbs [2020-10-29 20:51:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_open [2020-10-29 20:51:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_lm87_chksum [2020-10-29 20:51:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_tx_lm87 [2020-10-29 20:51:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_tx_net2280 [2020-10-29 20:51:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_write [2020-10-29 20:51:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_read [2020-10-29 20:51:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_bulk_msg [2020-10-29 20:51:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_device_reset [2020-10-29 20:51:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_firmware_reset_3887 [2020-10-29 20:51:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_upload_firmware_3887 [2020-10-29 20:51:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_upload_firmware_net2280 [2020-10-29 20:51:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_find_type [2020-10-29 20:51:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_start_ops [2020-10-29 20:51:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_load_firmware_cb [2020-10-29 20:51:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_load_firmware [2020-10-29 20:51:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_probe [2020-10-29 20:51:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_disconnect [2020-10-29 20:51:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_pre_reset [2020-10-29 20:51:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_resume [2020-10-29 20:51:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_post_reset [2020-10-29 20:51:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_suspend [2020-10-29 20:51:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_driver_init [2020-10-29 20:51:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_driver_exit [2020-10-29 20:51:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-29 20:51:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 20:51:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-10-29 20:51:42,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2020-10-29 20:51:42,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2020-10-29 20:51:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2020-10-29 20:51:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-29 20:51:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2020-10-29 20:51:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2020-10-29 20:51:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2020-10-29 20:51:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2020-10-29 20:51:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2020-10-29 20:51:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2020-10-29 20:51:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 20:51:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-29 20:51:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 20:51:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-29 20:51:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-29 20:51:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-29 20:51:42,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-10-29 20:51:42,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-10-29 20:51:42,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2020-10-29 20:51:42,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-10-29 20:51:42,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-10-29 20:51:42,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-10-29 20:51:42,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-10-29 20:51:42,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-10-29 20:51:42,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-10-29 20:51:42,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-10-29 20:51:42,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-10-29 20:51:42,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-29 20:51:42,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-29 20:51:42,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-29 20:51:42,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-29 20:51:42,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-29 20:51:42,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-29 20:51:42,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-29 20:51:42,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2020-10-29 20:51:42,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2020-10-29 20:51:42,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2020-10-29 20:51:42,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2020-10-29 20:51:42,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-29 20:51:42,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-29 20:51:42,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-29 20:51:42,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-29 20:51:42,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-29 20:51:42,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-29 20:51:42,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-29 20:51:42,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2020-10-29 20:51:42,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2020-10-29 20:51:42,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-10-29 20:51:42,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2020-10-29 20:51:42,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev_of_p54u_priv [2020-10-29 20:51:42,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev_of_p54u_priv [2020-10-29 20:51:42,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev_of_p54u_priv [2020-10-29 20:51:42,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev_of_p54u_priv [2020-10-29 20:51:42,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev_of_p54u_priv [2020-10-29 20:51:42,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev_of_p54u_priv [2020-10-29 20:51:42,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev_of_p54u_priv [2020-10-29 20:51:42,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev_of_p54u_priv [2020-10-29 20:51:42,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev_of_p54u_priv [2020-10-29 20:51:42,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev_of_p54u_priv [2020-10-29 20:51:42,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev_of_p54u_priv [2020-10-29 20:51:42,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 20:51:42,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-29 20:51:42,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2020-10-29 20:51:42,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-29 20:51:42,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2020-10-29 20:51:42,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2020-10-29 20:51:42,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2020-10-29 20:51:42,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-29 20:51:42,852 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-29 20:51:42,852 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2020-10-29 20:51:42,852 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2020-10-29 20:51:42,852 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-29 20:51:42,852 INFO L138 BoogieDeclarations]: Found implementation of procedure device_release_driver [2020-10-29 20:51:42,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_restart_hw [2020-10-29 20:51:42,852 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-10-29 20:51:42,853 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2020-10-29 20:51:42,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 20:51:42,853 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-29 20:51:42,853 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-29 20:51:42,853 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-29 20:51:42,853 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_free_common [2020-10-29 20:51:42,853 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_free_skb [2020-10-29 20:51:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_init_common [2020-10-29 20:51:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_parse_firmware [2020-10-29 20:51:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_read_eeprom [2020-10-29 20:51:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_register_common [2020-10-29 20:51:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_rx [2020-10-29 20:51:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_unregister_common [2020-10-29 20:51:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2020-10-29 20:51:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware_nowait [2020-10-29 20:51:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-29 20:51:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-29 20:51:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-29 20:51:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-29 20:51:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2020-10-29 20:51:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2020-10-29 20:51:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-29 20:51:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2020-10-29 20:51:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2020-10-29 20:51:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-29 20:51:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-29 20:51:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2020-10-29 20:51:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2020-10-29 20:51:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_interrupt_msg [2020-10-29 20:51:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2020-10-29 20:51:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2020-10-29 20:51:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-29 20:51:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-10-29 20:51:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-29 20:51:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2020-10-29 20:51:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2020-10-29 20:51:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 20:51:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 20:51:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 20:51:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 20:51:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2020-10-29 20:51:42,858 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 20:51:42,858 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 20:51:42,858 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 20:51:42,858 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 20:51:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 20:51:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 20:51:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 20:51:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-29 20:51:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 20:51:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 20:51:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 20:51:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-29 20:51:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-29 20:51:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-29 20:51:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2020-10-29 20:51:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-29 20:51:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2020-10-29 20:51:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-29 20:51:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2020-10-29 20:51:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-29 20:51:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2020-10-29 20:51:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 20:51:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 20:51:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 20:51:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 20:51:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 20:51:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 20:51:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 20:51:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 20:51:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 20:51:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-29 20:51:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-29 20:51:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 20:51:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 20:51:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 20:51:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 20:51:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2020-10-29 20:51:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2020-10-29 20:51:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-29 20:51:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-10-29 20:51:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2020-10-29 20:51:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2020-10-29 20:51:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2020-10-29 20:51:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-10-29 20:51:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-29 20:51:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-29 20:51:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-29 20:51:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-29 20:51:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-29 20:51:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev_of_p54u_priv [2020-10-29 20:51:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev_of_p54u_priv [2020-10-29 20:51:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-29 20:51:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-29 20:51:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-29 20:51:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2020-10-29 20:51:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 20:51:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 20:51:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2020-10-29 20:51:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2020-10-29 20:51:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2020-10-29 20:51:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2020-10-29 20:51:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 20:51:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-29 20:51:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-29 20:51:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-29 20:51:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-29 20:51:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-29 20:51:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 20:51:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-29 20:51:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock [2020-10-29 20:51:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2020-10-29 20:51:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure device_release_driver [2020-10-29 20:51:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-29 20:51:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-29 20:51:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2020-10-29 20:51:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-29 20:51:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-29 20:51:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2020-10-29 20:51:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2020-10-29 20:51:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2020-10-29 20:51:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-10-29 20:51:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2020-10-29 20:51:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-29 20:51:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2020-10-29 20:51:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-29 20:51:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2020-10-29 20:51:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2020-10-29 20:51:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-10-29 20:51:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-29 20:51:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-29 20:51:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-29 20:51:42,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2020-10-29 20:51:42,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2020-10-29 20:51:42,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2020-10-29 20:51:42,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_interrupt_msg [2020-10-29 20:51:42,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2020-10-29 20:51:42,870 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-29 20:51:42,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 20:51:42,870 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware_nowait [2020-10-29 20:51:42,871 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2020-10-29 20:51:42,871 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-10-29 20:51:42,871 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2020-10-29 20:51:42,871 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-29 20:51:42,871 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-29 20:51:42,871 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-29 20:51:42,871 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2020-10-29 20:51:42,871 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2020-10-29 20:51:42,872 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2020-10-29 20:51:42,872 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-29 20:51:42,872 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-29 20:51:42,872 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-29 20:51:42,872 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2020-10-29 20:51:42,872 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2020-10-29 20:51:42,872 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2020-10-29 20:51:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2020-10-29 20:51:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-29 20:51:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2020-10-29 20:51:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2020-10-29 20:51:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2020-10-29 20:51:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure set_wiphy_dev [2020-10-29 20:51:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_DEV [2020-10-29 20:51:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_restart_hw [2020-10-29 20:51:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure p54_rx [2020-10-29 20:51:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure p54_free_skb [2020-10-29 20:51:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure p54_parse_firmware [2020-10-29 20:51:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure p54_read_eeprom [2020-10-29 20:51:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure p54_init_common [2020-10-29 20:51:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure p54_register_common [2020-10-29 20:51:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure p54_free_common [2020-10-29 20:51:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure p54_unregister_common [2020-10-29 20:51:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_rx_cb [2020-10-29 20:51:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_tx_cb [2020-10-29 20:51:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_tx_dummy_cb [2020-10-29 20:51:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_free_urbs [2020-10-29 20:51:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_stop [2020-10-29 20:51:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_init_urbs [2020-10-29 20:51:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_open [2020-10-29 20:51:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_lm87_chksum [2020-10-29 20:51:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_tx_lm87 [2020-10-29 20:51:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_tx_net2280 [2020-10-29 20:51:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_write [2020-10-29 20:51:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_read [2020-10-29 20:51:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_bulk_msg [2020-10-29 20:51:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_device_reset [2020-10-29 20:51:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_firmware_reset_3887 [2020-10-29 20:51:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_upload_firmware_3887 [2020-10-29 20:51:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2020-10-29 20:51:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 20:51:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_upload_firmware_net2280 [2020-10-29 20:51:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure p54_find_type [2020-10-29 20:51:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_start_ops [2020-10-29 20:51:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-29 20:51:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_load_firmware_cb [2020-10-29 20:51:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_load_firmware [2020-10-29 20:51:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_probe [2020-10-29 20:51:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_disconnect [2020-10-29 20:51:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_pre_reset [2020-10-29 20:51:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_resume [2020-10-29 20:51:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_post_reset [2020-10-29 20:51:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_suspend [2020-10-29 20:51:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_driver_init [2020-10-29 20:51:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_driver_exit [2020-10-29 20:51:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 20:51:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 20:51:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 20:51:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 20:51:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-29 20:51:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 20:51:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-29 20:51:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-29 20:51:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-29 20:51:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-10-29 20:51:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-10-29 20:51:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-10-29 20:51:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-10-29 20:51:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-10-29 20:51:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-10-29 20:51:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-10-29 20:51:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-10-29 20:51:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-10-29 20:51:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-29 20:51:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-29 20:51:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-29 20:51:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-29 20:51:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-29 20:51:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2020-10-29 20:51:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2020-10-29 20:51:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2020-10-29 20:51:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2020-10-29 20:51:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-29 20:51:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-29 20:51:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-29 20:51:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-29 20:51:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2020-10-29 20:51:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2020-10-29 20:51:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-10-29 20:51:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2020-10-29 20:51:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev_of_p54u_priv [2020-10-29 20:51:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev_of_p54u_priv [2020-10-29 20:51:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev_of_p54u_priv [2020-10-29 20:51:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev_of_p54u_priv [2020-10-29 20:51:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev_of_p54u_priv [2020-10-29 20:51:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev_of_p54u_priv [2020-10-29 20:51:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev_of_p54u_priv [2020-10-29 20:51:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev_of_p54u_priv [2020-10-29 20:51:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev_of_p54u_priv [2020-10-29 20:51:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-29 20:51:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 20:51:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 20:51:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 20:51:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 20:51:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 20:51:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 20:51:42,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 20:51:42,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 20:51:42,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 20:51:43,895 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 20:52:33,137 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 20:52:33,138 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 20:52:33,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 08:52:33 BoogieIcfgContainer [2020-10-29 20:52:33,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 20:52:33,148 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 20:52:33,148 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 20:52:33,152 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 20:52:33,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 08:51:38" (1/3) ... [2020-10-29 20:52:33,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65886ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 08:52:33, skipping insertion in model container [2020-10-29 20:52:33,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:51:42" (2/3) ... [2020-10-29 20:52:33,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65886ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 08:52:33, skipping insertion in model container [2020-10-29 20:52:33,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 08:52:33" (3/3) ... [2020-10-29 20:52:33,157 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2020-10-29 20:52:33,170 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 20:52:33,179 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 20:52:33,194 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 20:52:33,241 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 20:52:33,242 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 20:52:33,242 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 20:52:33,242 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 20:52:33,242 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 20:52:33,242 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 20:52:33,242 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 20:52:33,242 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 20:52:33,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states. [2020-10-29 20:52:33,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-29 20:52:33,327 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 20:52:33,328 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 20:52:33,329 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 20:52:33,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 20:52:33,338 INFO L82 PathProgramCache]: Analyzing trace with hash 1579798576, now seen corresponding path program 1 times [2020-10-29 20:52:33,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 20:52:33,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2068994275] [2020-10-29 20:52:33,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 20:52:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:34,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:34,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:35,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:39,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:39,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-29 20:52:39,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 20:52:39,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5057 [2020-10-29 20:52:39,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:39,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:39,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:52:39,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-29 20:52:39,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 20:52:39,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 20:52:40,123 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2020-10-29 20:52:40,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 20:52:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:40,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:40,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:40,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:52:40,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:52:40,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 433 [2020-10-29 20:52:40,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:40,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:40,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:52:40,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:52:40,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:52:40,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:52:40,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:52:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:40,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:40,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:40,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:40,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 20:52:40,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 20:52:40,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-29 20:52:40,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:40,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:40,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:52:40,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 20:52:40,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:52:40,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:52:40,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:52:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:40,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:40,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:40,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:52:40,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:52:40,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 20:52:40,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:40,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:40,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:52:40,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:52:40,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:52:40,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:52:40,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:52:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:40,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:40,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:40,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 20:52:40,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:52:40,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 20:52:40,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:40,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:40,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:52:40,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 20:52:40,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:52:40,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:52:40,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 20:52:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:40,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:41,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:41,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 20:52:41,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:52:41,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 20:52:41,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:41,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:41,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:52:41,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:52:41,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:52:41,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:52:41,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 20:52:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:41,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:41,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:41,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:41,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 20:52:41,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 20:52:41,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 198 [2020-10-29 20:52:41,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:41,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:41,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 20:52:41,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 20:52:41,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 20:52:41,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 20:52:41,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:52:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:41,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:41,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:41,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 20:52:41,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:52:41,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-29 20:52:41,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:41,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:41,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 20:52:41,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:52:41,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 20:52:41,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:52:41,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 20:52:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:41,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:41,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:41,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 20:52:41,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:52:41,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 20:52:41,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:41,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:41,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:52:41,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 20:52:41,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:52:41,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:52:41,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 20:52:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:41,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:41,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:41,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 20:52:41,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:52:41,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 20:52:41,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:41,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:52:41,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:52:41,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:52:41,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:52:41,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:52:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:52:41,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:52:41,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:52:41,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:52:41,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:52:41,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 20:52:41,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:52:41,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:52:41,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:52:41,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:52:41,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:52:41,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 20:52:41,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 20:52:41,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2068994275] [2020-10-29 20:52:41,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 20:52:41,677 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 20:52:41,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435331077] [2020-10-29 20:52:41,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 20:52:41,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 20:52:41,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 20:52:41,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-29 20:52:41,700 INFO L87 Difference]: Start difference. First operand 1335 states. Second operand 12 states. [2020-10-29 20:52:45,046 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2020-10-29 20:52:45,825 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 313 [2020-10-29 20:52:46,645 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2020-10-29 20:52:47,590 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2020-10-29 20:52:48,685 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2020-10-29 20:52:52,259 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2020-10-29 20:52:53,097 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2020-10-29 20:53:19,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 20:53:19,926 INFO L93 Difference]: Finished difference Result 2957 states and 4031 transitions. [2020-10-29 20:53:19,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-29 20:53:19,929 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 61 [2020-10-29 20:53:19,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 20:53:19,976 INFO L225 Difference]: With dead ends: 2957 [2020-10-29 20:53:19,976 INFO L226 Difference]: Without dead ends: 2027 [2020-10-29 20:53:19,995 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=188, Invalid=514, Unknown=0, NotChecked=0, Total=702 [2020-10-29 20:53:20,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2027 states. [2020-10-29 20:53:20,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2027 to 1727. [2020-10-29 20:53:20,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1727 states. [2020-10-29 20:53:20,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 2272 transitions. [2020-10-29 20:53:20,540 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 2272 transitions. Word has length 61 [2020-10-29 20:53:20,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 20:53:20,541 INFO L481 AbstractCegarLoop]: Abstraction has 1727 states and 2272 transitions. [2020-10-29 20:53:20,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 20:53:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2272 transitions. [2020-10-29 20:53:20,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-29 20:53:20,549 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 20:53:20,550 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 20:53:20,550 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 20:53:20,550 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 20:53:20,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 20:53:20,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1931710010, now seen corresponding path program 1 times [2020-10-29 20:53:20,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 20:53:20,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [278883506] [2020-10-29 20:53:20,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 20:53:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:21,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:21,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:28,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:28,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-29 20:53:28,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 20:53:28,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7274 [2020-10-29 20:53:28,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:28,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:28,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:28,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 20:53:28,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-29 20:53:28,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:29,094 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2020-10-29 20:53:29,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 20:53:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:29,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:30,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:30,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:53:30,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:30,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1076 [2020-10-29 20:53:30,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:30,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:30,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:30,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:30,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 20:53:30,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 20:53:30,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:53:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:30,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:30,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:30,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 20:53:30,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:30,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-29 20:53:30,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:30,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:30,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:30,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:30,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 20:53:30,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:30,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:30,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:30,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:30,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:30,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:53:30,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:30,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 20:53:30,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:30,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:30,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:30,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:30,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:30,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:30,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:53:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:30,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:30,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:30,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 20:53:30,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:30,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 20:53:30,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:30,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:30,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:30,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:30,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:30,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:30,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 20:53:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:30,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:30,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:30,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 20:53:30,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:30,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 20:53:30,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:30,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 20:53:30,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:30,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 20:53:30,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:30,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:30,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:31,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:31,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 20:53:31,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 20:53:31,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 285 [2020-10-29 20:53:31,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:31,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:31,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:31,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:31,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 20:53:31,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:31,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:31,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:31,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:31,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 20:53:31,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:31,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 20:53:31,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:31,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:31,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:31,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:31,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:31,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:31,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 20:53:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:31,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:31,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:31,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-29 20:53:31,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:31,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-29 20:53:31,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:31,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:31,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:31,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:31,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-29 20:53:31,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:31,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:31,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:31,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:31,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 20:53:31,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:31,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 20:53:31,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:31,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:31,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:31,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:31,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:31,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:31,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:31,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:31,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:31,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:53:31,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:31,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 20:53:31,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:31,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:31,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:31,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:31,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:31,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:31,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:53:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:31,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:31,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:31,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 20:53:31,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:31,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 20:53:31,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:31,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:31,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:31,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:31,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:31,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 20:53:31,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:31,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:31,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:31,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:31,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 20:53:31,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:31,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 20:53:31,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:31,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:31,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 20:53:31,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:31,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:31,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:31,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:53:31,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:31,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 20:53:31,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:31,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:31,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:31,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:31,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:31,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 20:53:31,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:53:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:31,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:31,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:31,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 20:53:31,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:31,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 20:53:31,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:31,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:31,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:31,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:31,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:31,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-29 20:53:31,609 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [278883506] [2020-10-29 20:53:31,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 20:53:31,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 20:53:31,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200168337] [2020-10-29 20:53:31,612 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 20:53:31,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 20:53:31,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 20:53:31,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-29 20:53:31,613 INFO L87 Difference]: Start difference. First operand 1727 states and 2272 transitions. Second operand 9 states. [2020-10-29 20:53:34,525 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2020-10-29 20:53:47,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 20:53:47,615 INFO L93 Difference]: Finished difference Result 2025 states and 2683 transitions. [2020-10-29 20:53:47,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 20:53:47,616 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2020-10-29 20:53:47,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 20:53:47,631 INFO L225 Difference]: With dead ends: 2025 [2020-10-29 20:53:47,631 INFO L226 Difference]: Without dead ends: 2020 [2020-10-29 20:53:47,633 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2020-10-29 20:53:47,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2020 states. [2020-10-29 20:53:47,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2020 to 1726. [2020-10-29 20:53:47,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1726 states. [2020-10-29 20:53:47,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1726 states and 2270 transitions. [2020-10-29 20:53:47,954 INFO L78 Accepts]: Start accepts. Automaton has 1726 states and 2270 transitions. Word has length 88 [2020-10-29 20:53:47,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 20:53:47,955 INFO L481 AbstractCegarLoop]: Abstraction has 1726 states and 2270 transitions. [2020-10-29 20:53:47,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 20:53:47,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2270 transitions. [2020-10-29 20:53:47,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-29 20:53:47,960 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 20:53:47,960 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 20:53:47,960 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 20:53:47,960 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 20:53:47,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 20:53:47,961 INFO L82 PathProgramCache]: Analyzing trace with hash -363881938, now seen corresponding path program 1 times [2020-10-29 20:53:47,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 20:53:47,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1154611792] [2020-10-29 20:53:47,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 20:53:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:48,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:49,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:56,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:56,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-29 20:53:56,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 20:53:56,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7941 [2020-10-29 20:53:56,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:56,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:56,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:56,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 20:53:56,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-29 20:53:56,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:57,127 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2020-10-29 20:53:57,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 20:53:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:57,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:58,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:58,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:53:58,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:58,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 957 [2020-10-29 20:53:58,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:58,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:58,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:58,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:58,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 20:53:58,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:58,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:53:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:58,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:58,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:58,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 20:53:58,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:58,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 20:53:58,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:58,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 20:53:58,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:58,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:58,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:58,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:58,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:53:58,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:58,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 20:53:58,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:58,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:58,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:58,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:58,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:58,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:58,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:53:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:58,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:58,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:58,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 20:53:58,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:58,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 20:53:58,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:58,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:58,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:58,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:58,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:58,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:58,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 20:53:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:58,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:58,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:58,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 20:53:58,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:58,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 20:53:58,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:58,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:58,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:58,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:58,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 20:53:58,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:58,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 20:53:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:58,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:58,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:58,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:58,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 20:53:58,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 20:53:58,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 241 [2020-10-29 20:53:58,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:58,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:58,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:58,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:58,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 20:53:58,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:58,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:58,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:58,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:58,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 20:53:58,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:58,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 20:53:58,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:58,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:58,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:58,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:58,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:58,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:58,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 20:53:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:58,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:58,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:58,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-29 20:53:58,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:58,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-29 20:53:58,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:58,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:58,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:53:58,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:58,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-29 20:53:58,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:59,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:59,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:59,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:59,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 20:53:59,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:59,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 20:53:59,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:59,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:59,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:59,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:59,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:59,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:59,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:53:59,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:59,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 20:53:59,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:59,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:59,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:59,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:59,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:59,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:59,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:53:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:59,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:59,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:59,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 20:53:59,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:59,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 20:53:59,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:59,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:59,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:59,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:59,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:59,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:59,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:59,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:59,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:59,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 20:53:59,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:59,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 20:53:59,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:59,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:59,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:59,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:59,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:59,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:59,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:53:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:59,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:59,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:59,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:53:59,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:59,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 20:53:59,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:59,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:59,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:59,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:59,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:59,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 20:53:59,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:53:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:53:59,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:53:59,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:53:59,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 20:53:59,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:53:59,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 20:53:59,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:53:59,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:53:59,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:53:59,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:53:59,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:53:59,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:53:59,282 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-29 20:53:59,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1154611792] [2020-10-29 20:53:59,283 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 20:53:59,283 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 20:53:59,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104364530] [2020-10-29 20:53:59,284 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 20:53:59,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 20:53:59,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 20:53:59,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-29 20:53:59,286 INFO L87 Difference]: Start difference. First operand 1726 states and 2270 transitions. Second operand 9 states. [2020-10-29 20:54:02,245 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2020-10-29 20:54:09,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 20:54:09,683 INFO L93 Difference]: Finished difference Result 2024 states and 2681 transitions. [2020-10-29 20:54:09,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 20:54:09,684 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-29 20:54:09,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 20:54:09,697 INFO L225 Difference]: With dead ends: 2024 [2020-10-29 20:54:09,697 INFO L226 Difference]: Without dead ends: 2019 [2020-10-29 20:54:09,699 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2020-10-29 20:54:09,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2019 states. [2020-10-29 20:54:09,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2019 to 1725. [2020-10-29 20:54:09,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1725 states. [2020-10-29 20:54:10,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1725 states and 2268 transitions. [2020-10-29 20:54:10,008 INFO L78 Accepts]: Start accepts. Automaton has 1725 states and 2268 transitions. Word has length 89 [2020-10-29 20:54:10,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 20:54:10,009 INFO L481 AbstractCegarLoop]: Abstraction has 1725 states and 2268 transitions. [2020-10-29 20:54:10,009 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 20:54:10,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2268 transitions. [2020-10-29 20:54:10,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 20:54:10,012 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 20:54:10,012 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 20:54:10,013 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 20:54:10,013 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 20:54:10,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 20:54:10,013 INFO L82 PathProgramCache]: Analyzing trace with hash 998825225, now seen corresponding path program 1 times [2020-10-29 20:54:10,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 20:54:10,014 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1155456852] [2020-10-29 20:54:10,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 20:54:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:10,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:10,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:15,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:15,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-29 20:54:15,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 20:54:15,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5417 [2020-10-29 20:54:15,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:15,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:15,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:15,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 20:54:15,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 115 [2020-10-29 20:54:15,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:16,642 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2020-10-29 20:54:16,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 20:54:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:16,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:17,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:17,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:54:17,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:17,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 859 [2020-10-29 20:54:17,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:17,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:17,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:17,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:17,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 20:54:17,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:17,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:54:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:17,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:17,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:17,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 20:54:17,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:17,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 20:54:17,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:17,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:17,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:17,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:17,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 20:54:17,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:17,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:17,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:17,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:17,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:54:17,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:17,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 20:54:17,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:17,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:17,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:17,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:17,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:17,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:17,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:54:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:17,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:17,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:17,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 20:54:17,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:17,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 20:54:17,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:17,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:17,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:17,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 20:54:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:17,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:17,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:17,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 20:54:17,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:17,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 20:54:17,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:17,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:17,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:17,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:17,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 20:54:17,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:17,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 20:54:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:17,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:17,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:18,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:18,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 20:54:18,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 20:54:18,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 189 [2020-10-29 20:54:18,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:18,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 20:54:18,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:18,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:18,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:18,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:18,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 20:54:18,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:18,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 20:54:18,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:18,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:18,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:18,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:18,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:18,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:18,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 20:54:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:18,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:18,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:18,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-29 20:54:18,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:18,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-29 20:54:18,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:18,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:18,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:18,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:18,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-29 20:54:18,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:18,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:18,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:18,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:18,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 20:54:18,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:18,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 20:54:18,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:18,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:18,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:18,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:18,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:18,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:18,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:18,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:18,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:18,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:54:18,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:18,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 20:54:18,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:18,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:18,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:18,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:18,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:18,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:18,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:54:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:18,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:18,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:18,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 20:54:18,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:18,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 20:54:18,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:18,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:18,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:18,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:18,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:18,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:18,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:18,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:18,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:18,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 20:54:18,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:18,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 20:54:18,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:18,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:18,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:18,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:18,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:18,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:18,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:18,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:18,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:54:18,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:18,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 20:54:18,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:18,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:18,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:18,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:18,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:18,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:18,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:54:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:18,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:18,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:18,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 20:54:18,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:18,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 20:54:18,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:18,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:18,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:18,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:18,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:18,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:18,596 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-29 20:54:18,598 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1155456852] [2020-10-29 20:54:18,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 20:54:18,599 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 20:54:18,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137282526] [2020-10-29 20:54:18,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 20:54:18,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 20:54:18,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 20:54:18,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-29 20:54:18,603 INFO L87 Difference]: Start difference. First operand 1725 states and 2268 transitions. Second operand 9 states. [2020-10-29 20:54:21,491 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2020-10-29 20:54:28,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 20:54:28,338 INFO L93 Difference]: Finished difference Result 2023 states and 2679 transitions. [2020-10-29 20:54:28,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 20:54:28,339 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-29 20:54:28,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 20:54:28,352 INFO L225 Difference]: With dead ends: 2023 [2020-10-29 20:54:28,352 INFO L226 Difference]: Without dead ends: 2018 [2020-10-29 20:54:28,355 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2020-10-29 20:54:28,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2018 states. [2020-10-29 20:54:28,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2018 to 1724. [2020-10-29 20:54:28,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1724 states. [2020-10-29 20:54:28,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1724 states and 2266 transitions. [2020-10-29 20:54:28,770 INFO L78 Accepts]: Start accepts. Automaton has 1724 states and 2266 transitions. Word has length 90 [2020-10-29 20:54:28,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 20:54:28,771 INFO L481 AbstractCegarLoop]: Abstraction has 1724 states and 2266 transitions. [2020-10-29 20:54:28,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 20:54:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2266 transitions. [2020-10-29 20:54:28,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-29 20:54:28,773 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 20:54:28,774 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 20:54:28,774 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 20:54:28,774 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 20:54:28,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 20:54:28,775 INFO L82 PathProgramCache]: Analyzing trace with hash 297751505, now seen corresponding path program 1 times [2020-10-29 20:54:28,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 20:54:28,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1531341532] [2020-10-29 20:54:28,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 20:54:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:29,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:29,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:34,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:34,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-29 20:54:34,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 20:54:34,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5902 [2020-10-29 20:54:34,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:34,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:34,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 20:54:34,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 20:54:34,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-29 20:54:34,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:35,981 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2020-10-29 20:54:35,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 20:54:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:36,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:37,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:54:37,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:37,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1050 [2020-10-29 20:54:37,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:37,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:37,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:37,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:37,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 20:54:37,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:37,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:54:37,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:37,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:37,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 20:54:37,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:37,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-10-29 20:54:37,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:37,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:37,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:37,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:37,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 20:54:37,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:37,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:37,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:37,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:54:37,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:37,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 20:54:37,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:37,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:37,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:37,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:37,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:37,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:37,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:54:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:37,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:37,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 20:54:37,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:37,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 20:54:37,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:37,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:37,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:37,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:37,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:37,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:37,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 20:54:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:37,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:37,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 20:54:37,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:37,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 20:54:37,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:37,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:37,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:37,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:37,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 20:54:37,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:37,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 20:54:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:37,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:37,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 20:54:37,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 20:54:37,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-29 20:54:37,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:37,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 20:54:37,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:37,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:37,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:37,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 20:54:37,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:37,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 20:54:37,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:37,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:37,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:37,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:37,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:37,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:37,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 20:54:37,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:37,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:37,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-29 20:54:37,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:37,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-29 20:54:37,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:37,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:37,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 20:54:37,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:37,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-29 20:54:37,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:37,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:37,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:37,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 20:54:37,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:37,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 20:54:37,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:37,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:37,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:37,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:37,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:37,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:37,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:37,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:37,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:37,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:54:37,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:37,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 20:54:37,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:37,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:37,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:38,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:54:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:38,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:38,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:38,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 20:54:38,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:38,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 20:54:38,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:38,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:38,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:38,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:38,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:38,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 20:54:38,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:38,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:38,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:38,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 20:54:38,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:38,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 20:54:38,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:38,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:38,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:38,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:38,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:38,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:38,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 20:54:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:38,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:38,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:38,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 20:54:38,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:38,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 20:54:38,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:38,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:38,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:38,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:38,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:38,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:38,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 20:54:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:54:38,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:54:38,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 20:54:38,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 20:54:38,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 20:54:38,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 20:54:38,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 20:54:38,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 20:54:38,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 20:54:38,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 20:54:38,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 20:54:38,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 20:54:38,192 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-29 20:54:38,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1531341532] [2020-10-29 20:54:38,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 20:54:38,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 20:54:38,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815198986] [2020-10-29 20:54:38,195 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 20:54:38,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 20:54:38,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 20:54:38,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-29 20:54:38,196 INFO L87 Difference]: Start difference. First operand 1724 states and 2266 transitions. Second operand 9 states. [2020-10-29 20:54:41,138 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2020-10-29 20:55:03,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 20:55:03,408 INFO L93 Difference]: Finished difference Result 5654 states and 7520 transitions. [2020-10-29 20:55:03,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 20:55:03,408 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2020-10-29 20:55:03,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 20:55:03,436 INFO L225 Difference]: With dead ends: 5654 [2020-10-29 20:55:03,437 INFO L226 Difference]: Without dead ends: 3940 [2020-10-29 20:55:03,446 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=83, Invalid=127, Unknown=0, NotChecked=0, Total=210 [2020-10-29 20:55:03,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3940 states. [2020-10-29 20:55:04,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3940 to 3407. [2020-10-29 20:55:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3407 states. [2020-10-29 20:55:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 3407 states and 4507 transitions. [2020-10-29 20:55:04,178 INFO L78 Accepts]: Start accepts. Automaton has 3407 states and 4507 transitions. Word has length 91 [2020-10-29 20:55:04,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 20:55:04,178 INFO L481 AbstractCegarLoop]: Abstraction has 3407 states and 4507 transitions. [2020-10-29 20:55:04,178 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 20:55:04,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3407 states and 4507 transitions. [2020-10-29 20:55:04,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-29 20:55:04,184 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 20:55:04,184 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 20:55:04,184 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 20:55:04,185 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 20:55:04,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 20:55:04,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1609781547, now seen corresponding path program 1 times [2020-10-29 20:55:04,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 20:55:04,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1691159495] [2020-10-29 20:55:04,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 20:55:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 20:55:04,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:55:04,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:55:04,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:55:05,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 20:55:05,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking...