/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=0.3 --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 13:02:08,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 13:02:08,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 13:02:08,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 13:02:08,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 13:02:08,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 13:02:08,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 13:02:08,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 13:02:08,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 13:02:08,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 13:02:08,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 13:02:08,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 13:02:08,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 13:02:08,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 13:02:08,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 13:02:08,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 13:02:08,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 13:02:08,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 13:02:08,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 13:02:08,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 13:02:08,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 13:02:08,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 13:02:08,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 13:02:08,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 13:02:08,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 13:02:08,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 13:02:08,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 13:02:08,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 13:02:08,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 13:02:08,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 13:02:08,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 13:02:08,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 13:02:08,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 13:02:08,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 13:02:08,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 13:02:08,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 13:02:08,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 13:02:08,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 13:02:08,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 13:02:08,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 13:02:08,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 13:02:08,289 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 13:02:08,318 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 13:02:08,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 13:02:08,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 13:02:08,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 13:02:08,322 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 13:02:08,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 13:02:08,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 13:02:08,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 13:02:08,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 13:02:08,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 13:02:08,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 13:02:08,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 13:02:08,329 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 13:02:08,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 13:02:08,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 13:02:08,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 13:02:08,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 13:02:08,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 13:02:08,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 13:02:08,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 13:02:08,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 13:02:08,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 13:02:08,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 13:02:08,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 13:02:08,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 13:02:08,332 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 13:02:08,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 13:02:08,332 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=0.3;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=0.3;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=0.3;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=0.3;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=0.3;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=0.3;log-additional-information=true; [2020-09-25 13:02:08,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 13:02:08,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 13:02:08,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 13:02:08,814 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 13:02:08,815 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 13:02:08,816 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 13:02:08,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c17fbb284/2844b5733f3344f99053c209e235bf24/FLAG500d0c024 [2020-09-25 13:02:09,707 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 13:02:09,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 13:02:09,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c17fbb284/2844b5733f3344f99053c209e235bf24/FLAG500d0c024 [2020-09-25 13:02:10,246 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c17fbb284/2844b5733f3344f99053c209e235bf24 [2020-09-25 13:02:10,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 13:02:10,266 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 13:02:10,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 13:02:10,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 13:02:10,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 13:02:10,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:02:10" (1/1) ... [2020-09-25 13:02:10,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5cffe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:10, skipping insertion in model container [2020-09-25 13:02:10,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:02:10" (1/1) ... [2020-09-25 13:02:10,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 13:02:10,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 13:02:11,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 13:02:11,870 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 13:02:12,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 13:02:12,331 INFO L208 MainTranslator]: Completed translation [2020-09-25 13:02:12,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:12 WrapperNode [2020-09-25 13:02:12,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 13:02:12,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 13:02:12,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 13:02:12,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 13:02:12,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:12" (1/1) ... [2020-09-25 13:02:12,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:12" (1/1) ... [2020-09-25 13:02:12,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:12" (1/1) ... [2020-09-25 13:02:12,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:12" (1/1) ... [2020-09-25 13:02:12,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:12" (1/1) ... [2020-09-25 13:02:12,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:12" (1/1) ... [2020-09-25 13:02:12,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:12" (1/1) ... [2020-09-25 13:02:12,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 13:02:12,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 13:02:12,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 13:02:12,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 13:02:12,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:12" (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 13:02:12,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 13:02:12,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 13:02:12,689 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 13:02:12,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-25 13:02:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-25 13:02:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-09-25 13:02:12,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-09-25 13:02:12,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-25 13:02:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-25 13:02:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-25 13:02:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2020-09-25 13:02:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2020-09-25 13:02:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2020-09-25 13:02:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2020-09-25 13:02:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2020-09-25 13:02:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2020-09-25 13:02:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-09-25 13:02:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 13:02:12,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-09-25 13:02:12,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2020-09-25 13:02:12,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2020-09-25 13:02:12,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2020-09-25 13:02:12,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-09-25 13:02:12,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2020-09-25 13:02:12,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2020-09-25 13:02:12,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2020-09-25 13:02:12,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2020-09-25 13:02:12,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2020-09-25 13:02:12,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2020-09-25 13:02:12,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-25 13:02:12,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-09-25 13:02:12,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-25 13:02:12,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-25 13:02:12,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-25 13:02:12,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-25 13:02:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-25 13:02:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-25 13:02:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-25 13:02:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-25 13:02:12,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-25 13:02:12,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-25 13:02:12,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-25 13:02:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-25 13:02:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-25 13:02:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-25 13:02:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-25 13:02:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-09-25 13:02:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-09-25 13:02:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-09-25 13:02:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-09-25 13:02:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-25 13:02:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-09-25 13:02:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-09-25 13:02:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2020-09-25 13:02:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2020-09-25 13:02:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2020-09-25 13:02:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2020-09-25 13:02:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-25 13:02:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-25 13:02:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-09-25 13:02:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-09-25 13:02:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-25 13:02:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-25 13:02:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-09-25 13:02:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2020-09-25 13:02:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-25 13:02:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-25 13:02:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-25 13:02:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2020-09-25 13:02:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2020-09-25 13:02:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2020-09-25 13:02:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2020-09-25 13:02:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-25 13:02:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2020-09-25 13:02:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2020-09-25 13:02:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2020-09-25 13:02:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2020-09-25 13:02:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2020-09-25 13:02:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2020-09-25 13:02:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-25 13:02:12,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2020-09-25 13:02:12,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-25 13:02:12,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2020-09-25 13:02:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-09-25 13:02:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-09-25 13:02:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-25 13:02:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-09-25 13:02:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-09-25 13:02:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-09-25 13:02:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2020-09-25 13:02:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2020-09-25 13:02:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2020-09-25 13:02:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2020-09-25 13:02:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 13:02:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-25 13:02:12,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 13:02:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 13:02:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-25 13:02:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-09-25 13:02:12,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2020-09-25 13:02:12,720 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-25 13:02:12,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2020-09-25 13:02:12,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-09-25 13:02:12,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2020-09-25 13:02:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 13:02:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 13:02:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 13:02:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-25 13:02:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 13:02:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 13:02:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-25 13:02:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 13:02:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-25 13:02:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 13:02:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-09-25 13:02:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-09-25 13:02:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-25 13:02:12,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-25 13:02:12,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-25 13:02:12,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-25 13:02:12,725 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2020-09-25 13:02:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2020-09-25 13:02:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-09-25 13:02:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-09-25 13:02:12,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2020-09-25 13:02:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2020-09-25 13:02:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-25 13:02:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-25 13:02:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-09-25 13:02:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-09-25 13:02:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-09-25 13:02:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-09-25 13:02:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-09-25 13:02:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2020-09-25 13:02:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2020-09-25 13:02:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-09-25 13:02:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2020-09-25 13:02:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-09-25 13:02:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-09-25 13:02:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2020-09-25 13:02:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-09-25 13:02:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2020-09-25 13:02:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2020-09-25 13:02:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2020-09-25 13:02:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2020-09-25 13:02:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2020-09-25 13:02:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2020-09-25 13:02:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2020-09-25 13:02:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 13:02:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 13:02:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2020-09-25 13:02:12,748 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2020-09-25 13:02:12,748 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2020-09-25 13:02:12,748 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2020-09-25 13:02:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-25 13:02:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2020-09-25 13:02:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-25 13:02:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 13:02:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 13:02:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 13:02:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-25 13:02:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-09-25 13:02:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-25 13:02:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-25 13:02:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-25 13:02:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-25 13:02:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-25 13:02:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-25 13:02:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-25 13:02:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-25 13:02:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-25 13:02:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-25 13:02:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-25 13:02:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-25 13:02:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-25 13:02:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-09-25 13:02:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-09-25 13:02:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-09-25 13:02:12,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-25 13:02:12,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-09-25 13:02:12,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2020-09-25 13:02:12,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2020-09-25 13:02:12,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2020-09-25 13:02:12,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2020-09-25 13:02:12,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-25 13:02:12,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-25 13:02:12,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-25 13:02:12,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-25 13:02:12,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2020-09-25 13:02:12,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-25 13:02:12,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-25 13:02:12,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-25 13:02:12,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2020-09-25 13:02:12,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2020-09-25 13:02:12,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2020-09-25 13:02:12,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2020-09-25 13:02:12,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-25 13:02:12,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2020-09-25 13:02:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2020-09-25 13:02:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2020-09-25 13:02:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2020-09-25 13:02:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 13:02:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 13:02:12,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 13:02:12,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 13:02:12,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 13:02:12,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 13:02:12,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 13:02:12,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 13:02:13,451 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-25 13:02:15,054 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 13:02:15,055 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 13:02:15,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:02:15 BoogieIcfgContainer [2020-09-25 13:02:15,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 13:02:15,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 13:02:15,068 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 13:02:15,072 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 13:02:15,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 01:02:10" (1/3) ... [2020-09-25 13:02:15,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2259ae41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:02:15, skipping insertion in model container [2020-09-25 13:02:15,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:02:12" (2/3) ... [2020-09-25 13:02:15,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2259ae41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:02:15, skipping insertion in model container [2020-09-25 13:02:15,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:02:15" (3/3) ... [2020-09-25 13:02:15,077 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 13:02:15,090 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 13:02:15,102 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 13:02:15,126 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 13:02:15,160 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 13:02:15,160 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 13:02:15,160 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 13:02:15,160 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 13:02:15,160 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 13:02:15,160 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 13:02:15,161 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 13:02:15,161 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 13:02:15,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states. [2020-09-25 13:02:15,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 852 [2020-09-25 13:02:15,298 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:02:15,300 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 13:02:15,301 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:02:15,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:02:15,309 INFO L82 PathProgramCache]: Analyzing trace with hash 942058458, now seen corresponding path program 1 times [2020-09-25 13:02:15,321 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:02:15,321 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1054852679] [2020-09-25 13:02:15,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:02:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:16,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:19,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:21,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:21,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:21,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 910 [2020-09-25 13:02:21,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 13:02:21,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5194 [2020-09-25 13:02:21,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:21,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:21,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:21,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 634 [2020-09-25 13:02:21,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-09-25 13:02:21,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-09-25 13:02:22,506 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-25 13:02:22,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:02:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:22,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:23,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:23,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 640 [2020-09-25 13:02:23,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:23,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1224 [2020-09-25 13:02:23,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:23,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:23,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:23,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:23,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 630 [2020-09-25 13:02:23,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:24,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2020-09-25 13:02:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:24,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:25,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-09-25 13:02:25,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:25,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:25,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:25,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:25,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:25,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 13:02:25,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:25,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:25,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:25,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:25,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:25,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-25 13:02:25,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:25,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:25,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:25,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-09-25 13:02:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:25,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:25,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-09-25 13:02:25,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:25,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:25,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:25,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:25,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:25,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 13:02:25,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:25,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:25,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 13:02:25,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:25,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:25,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-25 13:02:25,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:25,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:25,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 13:02:25,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2020-09-25 13:02:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:25,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:25,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-09-25 13:02:25,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:25,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:25,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:25,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:25,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:25,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-25 13:02:25,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:25,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:25,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:25,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:25,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:25,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-09-25 13:02:25,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:25,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:25,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:25,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2020-09-25 13:02:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:25,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:25,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-09-25 13:02:25,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:25,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:25,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 13:02:25,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:25,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:25,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:25,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:25,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:25,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-25 13:02:25,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:25,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:25,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:25,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:25,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:25,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-09-25 13:02:26,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:26,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:26,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:26,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:26,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:26,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-25 13:02:26,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:26,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:26,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:26,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:26,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:26,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:26,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-09-25 13:02:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:26,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:26,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:26,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:26,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:26,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-09-25 13:02:26,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:26,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:26,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:26,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:26,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:26,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:26,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:26,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:26,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:26,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:26,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:26,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:26,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 13:02:26,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:26,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:26,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:26,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:26,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:26,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:26,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:26,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:26,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:26,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:26,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:26,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-25 13:02:26,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:26,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:26,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:26,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:26,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:26,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:26,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2020-09-25 13:02:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:26,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:26,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:26,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:26,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:26,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-09-25 13:02:26,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:26,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:26,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:26,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:26,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:26,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:26,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:26,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:26,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:26,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:26,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:26,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-25 13:02:26,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:26,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:26,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:26,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:26,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:26,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:26,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:26,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:26,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:26,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:26,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:26,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-25 13:02:26,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:26,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:26,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:26,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2020-09-25 13:02:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:26,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:26,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:26,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:02:26,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:26,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-09-25 13:02:26,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:26,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:02:26,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:26,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2020-09-25 13:02:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:26,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:26,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:27,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:27,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 13:02:27,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 13:02:27,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 295 [2020-09-25 13:02:27,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:27,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:27,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:27,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:27,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 13:02:27,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:27,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:27,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:27,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:27,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:27,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:27,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 13:02:27,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:27,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:27,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:27,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:27,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:27,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:27,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2020-09-25 13:02:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:27,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:27,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:27,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 13:02:27,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:27,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-09-25 13:02:27,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:27,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:27,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:27,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:27,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 13:02:27,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:27,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:02:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:27,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:27,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:27,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 13:02:27,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:27,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-25 13:02:27,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:27,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:27,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:27,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:27,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:27,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:27,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 13:02:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:27,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:27,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:27,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:27,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:27,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-25 13:02:27,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:27,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:27,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:27,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:28,079 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 13:02:28,080 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1054852679] [2020-09-25 13:02:28,083 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 13:02:28,084 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 13:02:28,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296119227] [2020-09-25 13:02:28,098 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 13:02:28,099 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 13:02:28,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 13:02:28,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 13:02:28,120 INFO L87 Difference]: Start difference. First operand 1443 states. Second operand 8 states. [2020-09-25 13:02:28,520 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-25 13:02:33,272 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-25 13:02:33,790 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-25 13:02:36,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 13:02:36,502 INFO L93 Difference]: Finished difference Result 1582 states and 1761 transitions. [2020-09-25 13:02:36,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-25 13:02:36,505 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 851 [2020-09-25 13:02:36,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 13:02:36,563 INFO L225 Difference]: With dead ends: 1582 [2020-09-25 13:02:36,563 INFO L226 Difference]: Without dead ends: 1112 [2020-09-25 13:02:36,581 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2020-09-25 13:02:36,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1112 states. [2020-09-25 13:02:36,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1112 to 1085. [2020-09-25 13:02:36,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2020-09-25 13:02:36,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1146 transitions. [2020-09-25 13:02:36,780 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1146 transitions. Word has length 851 [2020-09-25 13:02:36,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 13:02:36,783 INFO L479 AbstractCegarLoop]: Abstraction has 1085 states and 1146 transitions. [2020-09-25 13:02:36,783 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 13:02:36,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1146 transitions. [2020-09-25 13:02:36,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2020-09-25 13:02:36,809 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:02:36,810 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 13:02:36,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 13:02:36,811 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:02:36,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:02:36,811 INFO L82 PathProgramCache]: Analyzing trace with hash -861147461, now seen corresponding path program 1 times [2020-09-25 13:02:36,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:02:36,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [131100159] [2020-09-25 13:02:36,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:02:37,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:37,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:39,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:39,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:42,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:42,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 911 [2020-09-25 13:02:42,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 13:02:42,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-09-25 13:02:42,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:42,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:42,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 635 [2020-09-25 13:02:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-09-25 13:02:42,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:43,144 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-25 13:02:43,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:02:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:43,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:44,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:44,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 640 [2020-09-25 13:02:44,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:44,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1072 [2020-09-25 13:02:44,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:44,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:44,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:44,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:44,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 631 [2020-09-25 13:02:44,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:44,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2020-09-25 13:02:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:44,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:44,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:44,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:44,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:44,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-09-25 13:02:44,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:44,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:44,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:44,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:44,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:44,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:44,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:44,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:44,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:44,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:44,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:44,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 13:02:44,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:44,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:44,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:44,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:44,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:44,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:44,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:44,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:44,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:44,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:44,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:44,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 13:02:44,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:44,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:44,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:44,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:44,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:44,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:44,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-09-25 13:02:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:45,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-09-25 13:02:45,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:45,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:45,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:45,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 13:02:45,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:45,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:45,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:45,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 13:02:45,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:45,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:45,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2020-09-25 13:02:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:45,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-09-25 13:02:45,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:45,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:45,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:45,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 13:02:45,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:45,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:45,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:45,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 13:02:45,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:45,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:45,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2020-09-25 13:02:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:45,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-09-25 13:02:45,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:45,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:45,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:45,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 13:02:45,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:45,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:45,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:45,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 13:02:45,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:45,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:45,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-09-25 13:02:45,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:45,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-09-25 13:02:45,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:45,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:45,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:45,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 13:02:45,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:45,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:45,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 13:02:45,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:45,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:45,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:45,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:45,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:45,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-09-25 13:02:45,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:45,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:45,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:45,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:45,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:45,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:45,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2020-09-25 13:02:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:46,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:46,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:46,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:02:46,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:46,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-09-25 13:02:46,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:46,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:46,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:46,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:46,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:02:46,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:46,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:46,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:46,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:46,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:46,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:46,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 13:02:46,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:46,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:46,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:46,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:46,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:46,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:46,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 13:02:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:46,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:46,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:46,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:46,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-25 13:02:46,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:46,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:46,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:46,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:46,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:46,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:46,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2020-09-25 13:02:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:46,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:46,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:46,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:02:46,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:46,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 13:02:46,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:46,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:46,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:46,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:46,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:02:46,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:46,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2020-09-25 13:02:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:46,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:46,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:46,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:46,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 13:02:46,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 13:02:46,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 248 [2020-09-25 13:02:46,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:46,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:46,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:46,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:46,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 13:02:46,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:46,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:02:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:46,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:46,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:46,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 13:02:46,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:46,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 13:02:46,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:46,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:46,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:46,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:46,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:46,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:46,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2020-09-25 13:02:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:46,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:46,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:46,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 13:02:46,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:46,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-09-25 13:02:46,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:46,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:46,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:02:46,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:46,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 13:02:46,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:46,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:02:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:46,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:46,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:46,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 13:02:46,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:46,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 13:02:46,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:46,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:46,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:46,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:46,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:46,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:46,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 13:02:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:46,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:46,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:02:46,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 13:02:46,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:02:46,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-25 13:02:46,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:02:46,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 13:02:46,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:02:46,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:02:46,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:02:46,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:02:47,142 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 13:02:47,143 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [131100159] [2020-09-25 13:02:47,143 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 13:02:47,144 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 13:02:47,144 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271361491] [2020-09-25 13:02:47,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 13:02:47,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 13:02:47,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 13:02:47,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 13:02:47,148 INFO L87 Difference]: Start difference. First operand 1085 states and 1146 transitions. Second operand 8 states. [2020-09-25 13:02:47,565 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-25 13:02:52,202 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-25 13:02:52,677 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-25 13:02:55,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 13:02:55,087 INFO L93 Difference]: Finished difference Result 1114 states and 1178 transitions. [2020-09-25 13:02:55,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-25 13:02:55,087 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 852 [2020-09-25 13:02:55,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 13:02:55,096 INFO L225 Difference]: With dead ends: 1114 [2020-09-25 13:02:55,097 INFO L226 Difference]: Without dead ends: 1111 [2020-09-25 13:02:55,098 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2020-09-25 13:02:55,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1111 states. [2020-09-25 13:02:55,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1111 to 1084. [2020-09-25 13:02:55,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2020-09-25 13:02:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1144 transitions. [2020-09-25 13:02:55,156 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1144 transitions. Word has length 852 [2020-09-25 13:02:55,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 13:02:55,158 INFO L479 AbstractCegarLoop]: Abstraction has 1084 states and 1144 transitions. [2020-09-25 13:02:55,158 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 13:02:55,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1144 transitions. [2020-09-25 13:02:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 854 [2020-09-25 13:02:55,182 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:02:55,183 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 13:02:55,183 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 13:02:55,184 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:02:55,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:02:55,184 INFO L82 PathProgramCache]: Analyzing trace with hash -925951235, now seen corresponding path program 1 times [2020-09-25 13:02:55,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:02:55,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2135679111] [2020-09-25 13:02:55,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:02:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:02:55,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:57,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:02:57,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking...