/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --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=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 14:09:43,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 14:09:43,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 14:09:43,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 14:09:43,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 14:09:43,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 14:09:43,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 14:09:43,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 14:09:43,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 14:09:43,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 14:09:43,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 14:09:43,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 14:09:43,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 14:09:43,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 14:09:43,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 14:09:43,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 14:09:43,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 14:09:43,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 14:09:43,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 14:09:43,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 14:09:43,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 14:09:43,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 14:09:43,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 14:09:43,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 14:09:43,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 14:09:43,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 14:09:43,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 14:09:43,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 14:09:43,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 14:09:43,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 14:09:43,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 14:09:43,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 14:09:43,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 14:09:43,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 14:09:43,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 14:09:43,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 14:09:43,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 14:09:43,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 14:09:43,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 14:09:43,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 14:09:43,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 14:09:43,408 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 [2020-09-25 14:09:43,466 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 14:09:43,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 14:09:43,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 14:09:43,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 14:09:43,469 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 14:09:43,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 14:09:43,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 14:09:43,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 14:09:43,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 14:09:43,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 14:09:43,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 14:09:43,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 14:09:43,471 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 14:09:43,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 14:09:43,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 14:09:43,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 14:09:43,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 14:09:43,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 14:09:43,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 14:09:43,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 14:09:43,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 14:09:43,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 14:09:43,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 14:09:43,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 14:09:43,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 14:09:43,477 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 14:09:43,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 14:09:43,479 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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=0.4;log-additional-information=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=0.4;log-additional-information=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=0.4;log-additional-information=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=0.4;log-additional-information=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=0.4;log-additional-information=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=0.4;log-additional-information=true; [2020-09-25 14:09:43,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 14:09:43,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 14:09:43,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 14:09:43,983 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 14:09:43,984 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 14:09:43,985 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 14:09:44,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f2a23bcd/c962ac78af6749238d0ebff8dd5dd68a/FLAGd8cb58a98 [2020-09-25 14:09:44,942 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 14:09:44,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 14:09:44,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f2a23bcd/c962ac78af6749238d0ebff8dd5dd68a/FLAGd8cb58a98 [2020-09-25 14:09:45,409 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f2a23bcd/c962ac78af6749238d0ebff8dd5dd68a [2020-09-25 14:09:45,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 14:09:45,430 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 14:09:45,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 14:09:45,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 14:09:45,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 14:09:45,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:09:45" (1/1) ... [2020-09-25 14:09:45,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39b6dc93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:45, skipping insertion in model container [2020-09-25 14:09:45,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:09:45" (1/1) ... [2020-09-25 14:09:45,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 14:09:45,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 14:09:47,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 14:09:47,206 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 14:09:47,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 14:09:47,500 INFO L208 MainTranslator]: Completed translation [2020-09-25 14:09:47,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:47 WrapperNode [2020-09-25 14:09:47,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 14:09:47,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 14:09:47,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 14:09:47,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 14:09:47,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:47" (1/1) ... [2020-09-25 14:09:47,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:47" (1/1) ... [2020-09-25 14:09:47,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:47" (1/1) ... [2020-09-25 14:09:47,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:47" (1/1) ... [2020-09-25 14:09:47,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:47" (1/1) ... [2020-09-25 14:09:47,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:47" (1/1) ... [2020-09-25 14:09:47,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:47" (1/1) ... [2020-09-25 14:09:47,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 14:09:47,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 14:09:47,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 14:09:47,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 14:09:47,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:47" (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 [2020-09-25 14:09:47,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 14:09:47,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 14:09:47,822 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 14:09:47,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-25 14:09:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-25 14:09:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-09-25 14:09:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-09-25 14:09:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-25 14:09:47,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-25 14:09:47,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-25 14:09:47,824 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2020-09-25 14:09:47,825 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2020-09-25 14:09:47,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2020-09-25 14:09:47,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2020-09-25 14:09:47,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2020-09-25 14:09:47,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2020-09-25 14:09:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-09-25 14:09:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 14:09:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-09-25 14:09:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2020-09-25 14:09:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2020-09-25 14:09:47,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2020-09-25 14:09:47,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-09-25 14:09:47,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2020-09-25 14:09:47,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2020-09-25 14:09:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2020-09-25 14:09:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2020-09-25 14:09:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2020-09-25 14:09:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2020-09-25 14:09:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-25 14:09:47,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-09-25 14:09:47,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-25 14:09:47,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-25 14:09:47,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-25 14:09:47,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-25 14:09:47,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-25 14:09:47,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-25 14:09:47,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-25 14:09:47,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-25 14:09:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-25 14:09:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-25 14:09:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-25 14:09:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-25 14:09:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-25 14:09:47,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-25 14:09:47,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-25 14:09:47,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-09-25 14:09:47,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-09-25 14:09:47,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-09-25 14:09:47,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-09-25 14:09:47,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-25 14:09:47,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-09-25 14:09:47,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-09-25 14:09:47,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2020-09-25 14:09:47,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2020-09-25 14:09:47,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2020-09-25 14:09:47,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2020-09-25 14:09:47,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-25 14:09:47,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-25 14:09:47,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-09-25 14:09:47,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-09-25 14:09:47,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-25 14:09:47,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-25 14:09:47,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-09-25 14:09:47,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2020-09-25 14:09:47,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-25 14:09:47,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-25 14:09:47,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-25 14:09:47,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2020-09-25 14:09:47,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2020-09-25 14:09:47,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2020-09-25 14:09:47,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2020-09-25 14:09:47,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-25 14:09:47,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2020-09-25 14:09:47,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2020-09-25 14:09:47,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2020-09-25 14:09:47,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2020-09-25 14:09:47,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2020-09-25 14:09:47,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2020-09-25 14:09:47,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-25 14:09:47,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2020-09-25 14:09:47,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-25 14:09:47,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2020-09-25 14:09:47,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-09-25 14:09:47,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-09-25 14:09:47,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-25 14:09:47,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-09-25 14:09:47,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-09-25 14:09:47,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-09-25 14:09:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2020-09-25 14:09:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2020-09-25 14:09:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2020-09-25 14:09:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2020-09-25 14:09:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 14:09:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-25 14:09:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 14:09:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 14:09:47,842 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-25 14:09:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-09-25 14:09:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2020-09-25 14:09:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-25 14:09:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2020-09-25 14:09:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-09-25 14:09:47,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2020-09-25 14:09:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 14:09:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 14:09:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 14:09:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-25 14:09:47,844 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 14:09:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 14:09:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-25 14:09:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 14:09:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-25 14:09:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 14:09:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-09-25 14:09:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-09-25 14:09:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-25 14:09:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-25 14:09:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-25 14:09:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-25 14:09:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2020-09-25 14:09:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2020-09-25 14:09:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-09-25 14:09:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-09-25 14:09:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2020-09-25 14:09:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2020-09-25 14:09:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-25 14:09:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-25 14:09:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-09-25 14:09:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-09-25 14:09:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-09-25 14:09:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-09-25 14:09:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-09-25 14:09:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2020-09-25 14:09:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2020-09-25 14:09:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-09-25 14:09:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2020-09-25 14:09:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-09-25 14:09:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-09-25 14:09:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2020-09-25 14:09:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-09-25 14:09:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2020-09-25 14:09:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2020-09-25 14:09:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2020-09-25 14:09:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2020-09-25 14:09:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2020-09-25 14:09:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2020-09-25 14:09:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2020-09-25 14:09:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 14:09:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 14:09:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2020-09-25 14:09:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2020-09-25 14:09:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2020-09-25 14:09:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2020-09-25 14:09:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-25 14:09:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2020-09-25 14:09:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-25 14:09:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 14:09:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 14:09:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 14:09:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-25 14:09:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-09-25 14:09:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-25 14:09:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-25 14:09:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-25 14:09:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-25 14:09:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-25 14:09:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-25 14:09:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-25 14:09:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-25 14:09:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-25 14:09:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-25 14:09:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-25 14:09:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-25 14:09:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-25 14:09:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-09-25 14:09:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-09-25 14:09:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-09-25 14:09:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-25 14:09:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-09-25 14:09:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2020-09-25 14:09:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2020-09-25 14:09:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2020-09-25 14:09:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2020-09-25 14:09:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-25 14:09:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-25 14:09:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-25 14:09:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-25 14:09:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2020-09-25 14:09:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-25 14:09:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-25 14:09:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-25 14:09:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2020-09-25 14:09:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2020-09-25 14:09:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2020-09-25 14:09:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2020-09-25 14:09:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-25 14:09:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2020-09-25 14:09:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2020-09-25 14:09:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2020-09-25 14:09:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2020-09-25 14:09:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 14:09:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 14:09:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 14:09:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 14:09:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 14:09:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 14:09:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 14:09:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 14:09:48,504 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-25 14:09:50,279 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 14:09:50,280 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 14:09:50,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:09:50 BoogieIcfgContainer [2020-09-25 14:09:50,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 14:09:50,310 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 14:09:50,310 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 14:09:50,314 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 14:09:50,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 02:09:45" (1/3) ... [2020-09-25 14:09:50,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36708f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:09:50, skipping insertion in model container [2020-09-25 14:09:50,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:47" (2/3) ... [2020-09-25 14:09:50,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36708f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:09:50, skipping insertion in model container [2020-09-25 14:09:50,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:09:50" (3/3) ... [2020-09-25 14:09:50,319 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 14:09:50,332 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 14:09:50,346 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 14:09:50,369 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 14:09:50,417 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 14:09:50,417 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 14:09:50,417 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 14:09:50,417 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 14:09:50,418 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 14:09:50,418 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 14:09:50,418 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 14:09:50,418 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 14:09:50,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states. [2020-09-25 14:09:50,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 852 [2020-09-25 14:09:50,526 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:09:50,529 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:09:50,529 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:09:50,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:09:50,538 INFO L82 PathProgramCache]: Analyzing trace with hash 942058458, now seen corresponding path program 1 times [2020-09-25 14:09:50,549 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:09:50,550 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1407748961] [2020-09-25 14:09:50,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:09:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:09:52,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:09:54,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:09:56,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:09:56,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 910 [2020-09-25 14:09:56,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 14:09:56,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-09-25 14:09:56,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:09:56,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:09:56,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:09:56,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 634 [2020-09-25 14:09:56,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-09-25 14:09:56,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 14:09:57,811 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-25 14:09:57,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:09:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:09:58,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:09:59,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:09:59,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 640 [2020-09-25 14:09:59,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:09:59,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1347 [2020-09-25 14:09:59,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:09:59,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:09:59,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:09:59,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:09:59,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 630 [2020-09-25 14:09:59,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:00,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2020-09-25 14:10:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:00,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:00,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:00,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:00,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:00,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 168 [2020-09-25 14:10:00,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:00,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:00,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:00,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:00,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:00,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 14:10:00,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:00,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:00,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:00,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:00,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:00,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-25 14:10:00,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:00,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:00,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:00,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:00,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:00,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 14:10:00,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:00,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:00,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:00,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:00,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:00,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-09-25 14:10:00,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:00,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:00,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:00,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 14:10:00,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-09-25 14:10:00,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:00,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:01,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:01,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:01,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:01,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 164 [2020-09-25 14:10:01,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:01,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:01,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:01,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:01,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:01,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 14:10:01,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:01,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:01,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:01,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:01,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:01,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-09-25 14:10:01,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:01,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:01,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:01,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:01,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:01,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:01,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:01,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:01,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:01,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:01,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:01,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-09-25 14:10:01,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:01,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:01,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:01,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:01,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:01,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 14:10:01,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2020-09-25 14:10:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:01,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:01,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:01,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:01,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:01,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 150 [2020-09-25 14:10:01,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:01,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:01,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:01,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:01,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:01,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:01,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:01,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:01,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:01,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:01,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:01,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-25 14:10:01,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:01,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:01,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:01,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:01,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:01,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 14:10:01,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:01,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:01,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:01,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:01,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:01,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-09-25 14:10:01,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:01,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:01,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:01,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:01,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:01,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:01,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2020-09-25 14:10:01,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:01,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:01,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:01,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:01,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:01,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-09-25 14:10:01,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:01,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:01,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:01,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:01,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:01,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:01,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:01,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:01,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:01,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:01,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:01,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-25 14:10:01,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:01,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:01,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:01,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:01,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:01,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:01,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:01,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:01,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:01,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:01,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:01,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-25 14:10:01,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:01,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:01,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:01,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:01,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:01,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:01,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-09-25 14:10:01,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:01,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:02,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:02,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:02,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:02,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-09-25 14:10:02,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:02,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:02,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:02,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:02,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:02,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:02,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:02,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:02,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:02,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:02,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:02,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 14:10:02,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:02,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:02,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:02,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:02,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:02,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:02,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:02,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:02,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:02,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:02,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:02,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-25 14:10:02,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:02,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:02,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:02,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:02,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2020-09-25 14:10:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:02,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:02,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:02,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:02,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:02,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-09-25 14:10:02,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:02,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:02,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:02,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:02,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:02,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:02,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:02,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:02,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:02,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:02,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:02,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-25 14:10:02,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:02,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:02,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:02,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:02,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:02,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:02,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:02,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:02,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:02,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:02,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:02,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 14:10:02,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:02,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:02,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:02,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:02,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:02,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:02,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2020-09-25 14:10:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:02,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:02,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:02,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:10:02,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:02,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 14:10:02,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:02,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:02,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:02,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:02,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:10:02,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:02,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2020-09-25 14:10:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:02,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:02,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:02,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:02,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 14:10:02,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 14:10:02,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 325 [2020-09-25 14:10:02,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:02,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:02,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:02,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:02,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 14:10:02,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:02,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:02,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:02,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:02,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:02,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:02,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:02,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-25 14:10:02,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:02,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:02,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:02,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:02,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:02,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:02,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2020-09-25 14:10:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:02,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:03,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:03,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 14:10:03,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:03,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-09-25 14:10:03,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:03,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:03,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:03,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:03,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 14:10:03,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:03,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:10:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:03,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:03,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:03,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 14:10:03,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:03,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 14:10:03,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:03,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:03,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:03,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:03,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:03,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:03,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 14:10:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:03,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:03,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:03,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:03,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:03,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-25 14:10:03,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:03,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:03,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:03,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:03,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:03,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:04,013 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-09-25 14:10:04,014 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1407748961] [2020-09-25 14:10:04,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 14:10:04,017 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 14:10:04,018 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882340981] [2020-09-25 14:10:04,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 14:10:04,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 14:10:04,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 14:10:04,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 14:10:04,049 INFO L87 Difference]: Start difference. First operand 1443 states. Second operand 8 states. [2020-09-25 14:10:04,453 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-25 14:10:09,342 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-25 14:10:09,885 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-25 14:10:10,685 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-25 14:10:13,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 14:10:13,050 INFO L93 Difference]: Finished difference Result 1583 states and 1762 transitions. [2020-09-25 14:10:13,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-25 14:10:13,052 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 851 [2020-09-25 14:10:13,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 14:10:13,107 INFO L225 Difference]: With dead ends: 1583 [2020-09-25 14:10:13,107 INFO L226 Difference]: Without dead ends: 1113 [2020-09-25 14:10:13,121 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-09-25 14:10:13,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2020-09-25 14:10:13,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1085. [2020-09-25 14:10:13,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2020-09-25 14:10:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1146 transitions. [2020-09-25 14:10:13,363 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1146 transitions. Word has length 851 [2020-09-25 14:10:13,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 14:10:13,365 INFO L479 AbstractCegarLoop]: Abstraction has 1085 states and 1146 transitions. [2020-09-25 14:10:13,365 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 14:10:13,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1146 transitions. [2020-09-25 14:10:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2020-09-25 14:10:13,391 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:10:13,392 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:10:13,392 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 14:10:13,393 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:10:13,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:10:13,393 INFO L82 PathProgramCache]: Analyzing trace with hash -861147461, now seen corresponding path program 1 times [2020-09-25 14:10:13,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:10:13,394 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2114580372] [2020-09-25 14:10:13,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:10:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:14,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:15,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:16,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:19,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:19,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 911 [2020-09-25 14:10:19,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 14:10:19,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5454 [2020-09-25 14:10:19,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:19,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 635 [2020-09-25 14:10:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-09-25 14:10:19,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 14:10:20,050 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-25 14:10:20,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:10:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:20,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:21,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:21,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 640 [2020-09-25 14:10:21,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:21,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1101 [2020-09-25 14:10:21,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:21,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:21,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:21,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:21,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 631 [2020-09-25 14:10:21,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 14:10:21,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2020-09-25 14:10:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:21,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:21,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:21,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:21,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:21,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-09-25 14:10:21,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:21,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:21,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:21,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:21,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:21,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:21,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:21,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:21,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:21,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:21,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:21,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-25 14:10:21,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:21,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:21,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:21,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:21,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:21,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:22,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 14:10:22,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:22,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:22,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-09-25 14:10:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:22,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-09-25 14:10:22,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:22,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:22,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 14:10:22,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:22,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-25 14:10:22,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:22,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:22,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:22,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-25 14:10:22,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:22,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:22,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2020-09-25 14:10:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:22,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-09-25 14:10:22,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:22,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:22,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:22,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 14:10:22,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:22,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:22,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 14:10:22,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:22,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2020-09-25 14:10:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:22,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-09-25 14:10:22,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:22,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:22,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:22,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 14:10:22,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:22,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:22,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:22,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-25 14:10:22,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:22,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-09-25 14:10:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:22,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-09-25 14:10:22,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:22,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:22,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:22,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 14:10:22,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:22,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:22,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:22,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:22,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:22,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:22,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 14:10:22,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:22,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:22,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:22,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:22,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:22,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:22,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2020-09-25 14:10:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:22,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:23,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:23,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 14:10:23,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:23,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-09-25 14:10:23,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:23,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:23,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:23,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:23,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 14:10:23,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:23,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:23,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:23,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:23,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:23,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:23,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 14:10:23,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:23,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:23,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:23,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:23,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:23,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:23,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 14:10:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:23,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:23,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:23,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:23,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:23,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 14:10:23,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:23,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:23,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:23,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:23,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:23,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:23,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2020-09-25 14:10:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:23,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:23,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:23,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:10:23,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:23,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 14:10:23,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:23,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:23,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:23,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:23,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:10:23,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:23,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2020-09-25 14:10:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:23,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:23,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:23,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:23,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 14:10:23,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 14:10:23,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 282 [2020-09-25 14:10:23,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:23,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:23,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:23,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:23,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 14:10:23,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 14:10:23,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 14:10:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:23,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:23,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:23,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:10:23,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:23,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 14:10:23,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:23,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:23,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:23,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:23,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:23,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:23,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2020-09-25 14:10:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:23,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:23,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:23,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 14:10:23,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:23,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-09-25 14:10:23,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:23,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:23,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:10:23,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:23,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 14:10:23,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:23,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:10:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:23,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:23,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:23,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 14:10:23,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:23,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 14:10:23,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:23,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:23,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:23,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:23,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:23,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:23,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 14:10:23,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:23,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:23,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:10:23,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 14:10:23,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:10:23,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 14:10:23,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:10:23,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 14:10:23,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:10:23,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:10:23,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:10:23,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:10:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-09-25 14:10:24,160 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2114580372] [2020-09-25 14:10:24,160 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 14:10:24,160 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 14:10:24,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780118376] [2020-09-25 14:10:24,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 14:10:24,164 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 14:10:24,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 14:10:24,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 14:10:24,164 INFO L87 Difference]: Start difference. First operand 1085 states and 1146 transitions. Second operand 8 states. [2020-09-25 14:10:24,543 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-25 14:10:27,497 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-25 14:10:28,029 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-25 14:10:28,798 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-25 14:10:30,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 14:10:30,035 INFO L93 Difference]: Finished difference Result 1115 states and 1179 transitions. [2020-09-25 14:10:30,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-25 14:10:30,035 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 852 [2020-09-25 14:10:30,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 14:10:30,044 INFO L225 Difference]: With dead ends: 1115 [2020-09-25 14:10:30,044 INFO L226 Difference]: Without dead ends: 1112 [2020-09-25 14:10:30,045 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-09-25 14:10:30,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1112 states. [2020-09-25 14:10:30,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1112 to 1084. [2020-09-25 14:10:30,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2020-09-25 14:10:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1144 transitions. [2020-09-25 14:10:30,102 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1144 transitions. Word has length 852 [2020-09-25 14:10:30,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 14:10:30,104 INFO L479 AbstractCegarLoop]: Abstraction has 1084 states and 1144 transitions. [2020-09-25 14:10:30,104 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 14:10:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1144 transitions. [2020-09-25 14:10:30,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 854 [2020-09-25 14:10:30,113 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:10:30,114 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:10:30,114 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 14:10:30,114 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:10:30,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:10:30,115 INFO L82 PathProgramCache]: Analyzing trace with hash -925951235, now seen corresponding path program 1 times [2020-09-25 14:10:30,115 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:10:30,116 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2037536996] [2020-09-25 14:10:30,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:10:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:10:30,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:31,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:10:32,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking...