/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=0.5 --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 15:17:25,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 15:17:25,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 15:17:25,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 15:17:25,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 15:17:25,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 15:17:25,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 15:17:25,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 15:17:25,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 15:17:25,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 15:17:25,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 15:17:25,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 15:17:25,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 15:17:25,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 15:17:25,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 15:17:25,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 15:17:25,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 15:17:25,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 15:17:25,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 15:17:25,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 15:17:25,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 15:17:25,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 15:17:25,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 15:17:25,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 15:17:25,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 15:17:25,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 15:17:25,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 15:17:25,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 15:17:25,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 15:17:25,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 15:17:25,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 15:17:25,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 15:17:25,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 15:17:25,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 15:17:25,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 15:17:25,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 15:17:25,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 15:17:25,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 15:17:25,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 15:17:25,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 15:17:25,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 15:17:25,382 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 15:17:25,431 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 15:17:25,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 15:17:25,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 15:17:25,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 15:17:25,434 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 15:17:25,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 15:17:25,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 15:17:25,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 15:17:25,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 15:17:25,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 15:17:25,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 15:17:25,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 15:17:25,437 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 15:17:25,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 15:17:25,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 15:17:25,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 15:17:25,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 15:17:25,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 15:17:25,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 15:17:25,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 15:17:25,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 15:17:25,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 15:17:25,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 15:17:25,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 15:17:25,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 15:17:25,440 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 15:17:25,440 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 15:17:25,440 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=0.5;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=0.5;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=0.5;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=0.5;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=0.5;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=0.5;log-additional-information=true; [2020-09-25 15:17:25,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 15:17:25,929 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 15:17:25,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 15:17:25,935 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 15:17:25,938 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 15:17:25,939 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 15:17:26,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/abbc173e0/2b42aa4314794fc9893f44a998bf0ffe/FLAG2bb769224 [2020-09-25 15:17:26,826 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 15:17:26,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 15:17:26,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/abbc173e0/2b42aa4314794fc9893f44a998bf0ffe/FLAG2bb769224 [2020-09-25 15:17:26,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/abbc173e0/2b42aa4314794fc9893f44a998bf0ffe [2020-09-25 15:17:26,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 15:17:26,933 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 15:17:26,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 15:17:26,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 15:17:26,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 15:17:26,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:17:26" (1/1) ... [2020-09-25 15:17:26,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbd1661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:26, skipping insertion in model container [2020-09-25 15:17:26,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:17:26" (1/1) ... [2020-09-25 15:17:26,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 15:17:27,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 15:17:28,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 15:17:28,661 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 15:17:28,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 15:17:29,032 INFO L208 MainTranslator]: Completed translation [2020-09-25 15:17:29,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:29 WrapperNode [2020-09-25 15:17:29,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 15:17:29,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 15:17:29,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 15:17:29,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 15:17:29,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:29" (1/1) ... [2020-09-25 15:17:29,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:29" (1/1) ... [2020-09-25 15:17:29,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:29" (1/1) ... [2020-09-25 15:17:29,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:29" (1/1) ... [2020-09-25 15:17:29,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:29" (1/1) ... [2020-09-25 15:17:29,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:29" (1/1) ... [2020-09-25 15:17:29,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:29" (1/1) ... [2020-09-25 15:17:29,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 15:17:29,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 15:17:29,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 15:17:29,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 15:17:29,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:29" (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 15:17:29,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 15:17:29,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 15:17:29,357 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 15:17:29,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-25 15:17:29,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-25 15:17:29,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-09-25 15:17:29,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-09-25 15:17:29,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-25 15:17:29,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-25 15:17:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-25 15:17:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2020-09-25 15:17:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2020-09-25 15:17:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2020-09-25 15:17:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2020-09-25 15:17:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2020-09-25 15:17:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2020-09-25 15:17:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-09-25 15:17:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 15:17:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-09-25 15:17:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2020-09-25 15:17:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2020-09-25 15:17:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2020-09-25 15:17:29,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-09-25 15:17:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2020-09-25 15:17:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2020-09-25 15:17:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2020-09-25 15:17:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2020-09-25 15:17:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2020-09-25 15:17:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2020-09-25 15:17:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-25 15:17:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-09-25 15:17:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-25 15:17:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-25 15:17:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-25 15:17:29,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-25 15:17:29,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-25 15:17:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-25 15:17:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-25 15:17:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-25 15:17:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-25 15:17:29,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-25 15:17:29,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-25 15:17:29,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-25 15:17:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-25 15:17:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-25 15:17:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-25 15:17:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-09-25 15:17:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-09-25 15:17:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-09-25 15:17:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-09-25 15:17:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-25 15:17:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-09-25 15:17:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-09-25 15:17:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2020-09-25 15:17:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2020-09-25 15:17:29,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2020-09-25 15:17:29,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2020-09-25 15:17:29,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-25 15:17:29,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-25 15:17:29,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-09-25 15:17:29,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-09-25 15:17:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-25 15:17:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-25 15:17:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-09-25 15:17:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2020-09-25 15:17:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-25 15:17:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-25 15:17:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-25 15:17:29,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2020-09-25 15:17:29,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2020-09-25 15:17:29,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2020-09-25 15:17:29,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2020-09-25 15:17:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-25 15:17:29,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2020-09-25 15:17:29,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2020-09-25 15:17:29,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2020-09-25 15:17:29,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2020-09-25 15:17:29,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2020-09-25 15:17:29,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2020-09-25 15:17:29,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-25 15:17:29,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2020-09-25 15:17:29,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-25 15:17:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2020-09-25 15:17:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-09-25 15:17:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-09-25 15:17:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-25 15:17:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-09-25 15:17:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-09-25 15:17:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-09-25 15:17:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2020-09-25 15:17:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2020-09-25 15:17:29,392 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2020-09-25 15:17:29,392 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2020-09-25 15:17:29,392 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 15:17:29,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-25 15:17:29,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 15:17:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 15:17:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-25 15:17:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-09-25 15:17:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2020-09-25 15:17:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-25 15:17:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2020-09-25 15:17:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-09-25 15:17:29,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2020-09-25 15:17:29,394 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 15:17:29,394 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 15:17:29,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 15:17:29,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-25 15:17:29,394 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 15:17:29,394 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 15:17:29,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-25 15:17:29,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 15:17:29,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-25 15:17:29,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 15:17:29,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-09-25 15:17:29,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-09-25 15:17:29,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-25 15:17:29,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-25 15:17:29,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-25 15:17:29,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-25 15:17:29,396 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2020-09-25 15:17:29,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2020-09-25 15:17:29,397 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-09-25 15:17:29,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-09-25 15:17:29,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2020-09-25 15:17:29,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2020-09-25 15:17:29,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-25 15:17:29,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-25 15:17:29,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-09-25 15:17:29,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-09-25 15:17:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-09-25 15:17:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-09-25 15:17:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-09-25 15:17:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2020-09-25 15:17:29,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2020-09-25 15:17:29,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-09-25 15:17:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2020-09-25 15:17:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-09-25 15:17:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-09-25 15:17:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2020-09-25 15:17:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-09-25 15:17:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2020-09-25 15:17:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2020-09-25 15:17:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2020-09-25 15:17:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2020-09-25 15:17:29,416 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2020-09-25 15:17:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2020-09-25 15:17:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2020-09-25 15:17:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 15:17:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 15:17:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2020-09-25 15:17:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2020-09-25 15:17:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2020-09-25 15:17:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2020-09-25 15:17:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-25 15:17:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2020-09-25 15:17:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-25 15:17:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 15:17:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 15:17:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 15:17:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-25 15:17:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-09-25 15:17:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-25 15:17:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-25 15:17:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-25 15:17:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-25 15:17:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-25 15:17:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-25 15:17:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-25 15:17:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-25 15:17:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-25 15:17:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-25 15:17:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-25 15:17:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-25 15:17:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-25 15:17:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-09-25 15:17:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-09-25 15:17:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-09-25 15:17:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-25 15:17:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-09-25 15:17:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2020-09-25 15:17:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2020-09-25 15:17:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2020-09-25 15:17:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2020-09-25 15:17:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-25 15:17:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-25 15:17:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-25 15:17:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-25 15:17:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2020-09-25 15:17:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-25 15:17:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-25 15:17:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-25 15:17:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2020-09-25 15:17:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2020-09-25 15:17:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2020-09-25 15:17:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2020-09-25 15:17:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-25 15:17:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2020-09-25 15:17:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2020-09-25 15:17:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2020-09-25 15:17:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2020-09-25 15:17:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 15:17:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 15:17:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 15:17:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 15:17:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 15:17:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 15:17:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 15:17:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 15:17:30,124 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-25 15:17:31,888 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 15:17:31,889 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 15:17:31,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:17:31 BoogieIcfgContainer [2020-09-25 15:17:31,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 15:17:31,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 15:17:31,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 15:17:31,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 15:17:31,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 03:17:26" (1/3) ... [2020-09-25 15:17:31,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54393668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 03:17:31, skipping insertion in model container [2020-09-25 15:17:31,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:17:29" (2/3) ... [2020-09-25 15:17:31,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54393668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 03:17:31, skipping insertion in model container [2020-09-25 15:17:31,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:17:31" (3/3) ... [2020-09-25 15:17:31,917 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 15:17:31,929 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 15:17:31,941 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 15:17:31,965 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 15:17:32,006 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 15:17:32,006 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 15:17:32,006 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 15:17:32,007 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 15:17:32,007 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 15:17:32,007 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 15:17:32,007 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 15:17:32,007 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 15:17:32,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states. [2020-09-25 15:17:32,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 852 [2020-09-25 15:17:32,119 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 15:17:32,121 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 15:17:32,121 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 15:17:32,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 15:17:32,178 INFO L82 PathProgramCache]: Analyzing trace with hash 942058458, now seen corresponding path program 1 times [2020-09-25 15:17:32,194 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 15:17:32,195 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [637058658] [2020-09-25 15:17:32,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 15:17:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:33,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:36,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:37,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:38,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:38,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 910 [2020-09-25 15:17:38,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 15:17:38,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-09-25 15:17:38,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:38,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:38,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:38,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 634 [2020-09-25 15:17:38,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-09-25 15:17:38,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 15:17:39,330 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-25 15:17:39,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 15:17:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:39,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:40,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:40,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 640 [2020-09-25 15:17:40,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:40,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1342 [2020-09-25 15:17:40,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:40,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:40,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:40,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:40,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 630 [2020-09-25 15:17:40,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:41,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2020-09-25 15:17:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:41,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:41,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:41,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:17:41,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:41,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 161 [2020-09-25 15:17:41,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:41,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:41,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:41,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:41,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:17:41,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 15:17:41,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:17:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:41,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:41,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:41,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:17:41,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:41,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 15:17:41,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:41,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:41,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:41,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:41,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:41,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 15:17:41,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:17:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:41,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:41,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:41,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:17:41,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:41,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 15:17:41,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:41,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:41,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:41,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:41,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:41,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 15:17:41,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-09-25 15:17:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:42,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:42,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:42,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:17:42,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:42,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 192 [2020-09-25 15:17:42,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:42,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:42,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:42,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:42,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:17:42,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:42,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:17:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:42,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:42,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:42,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:17:42,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:42,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 15:17:42,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:42,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:42,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:42,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:42,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:42,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 15:17:42,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:17:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:42,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:42,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:42,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:17:42,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:42,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-25 15:17:42,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:42,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:42,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:42,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:42,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:42,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:42,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2020-09-25 15:17:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:42,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:42,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:42,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:17:42,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:42,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 164 [2020-09-25 15:17:42,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:42,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:42,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:42,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:42,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:17:42,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:42,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:17:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:42,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:42,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:42,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:17:42,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:42,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-25 15:17:42,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:42,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:42,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:42,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:42,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:42,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:42,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:17:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:42,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:42,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:42,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:17:42,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:42,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-09-25 15:17:42,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:42,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:42,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:42,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:42,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:42,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 15:17:42,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2020-09-25 15:17:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:42,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:42,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:42,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:17:42,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:42,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-09-25 15:17:42,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:42,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:42,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:42,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:42,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:17:42,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 15:17:42,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:17:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:42,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:42,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:42,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:17:42,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:42,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 15:17:42,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:42,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:42,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:42,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:42,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:42,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-25 15:17:43,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:17:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:43,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:43,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:43,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:17:43,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:43,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 15:17:43,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:43,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:43,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:43,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:43,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:43,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:43,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-09-25 15:17:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:43,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:43,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:43,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:17:43,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:43,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 156 [2020-09-25 15:17:43,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:43,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:43,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:43,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:43,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:17:43,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:43,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:17:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:43,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:43,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:43,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:17:43,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:43,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 15:17:43,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:43,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:43,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:43,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:43,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:43,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:43,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:17:43,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:43,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:43,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:43,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:17:43,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:43,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-25 15:17:43,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:43,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:43,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:43,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:43,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:43,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:43,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2020-09-25 15:17:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:43,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:43,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:43,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:17:43,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:43,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-09-25 15:17:43,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:43,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:43,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:43,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:43,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:17:43,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:43,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:17:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:43,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:43,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:43,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:17:43,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:43,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 15:17:43,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:43,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:43,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:43,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:43,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:43,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:43,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:17:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:43,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:43,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:43,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:17:43,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:43,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-25 15:17:43,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:43,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:43,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:43,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:43,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:43,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:43,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2020-09-25 15:17:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:43,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:43,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:43,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 15:17:43,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:43,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-25 15:17:43,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:43,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:43,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:43,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:43,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 15:17:43,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:43,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2020-09-25 15:17:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:43,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:43,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:44,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:44,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 15:17:44,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 15:17:44,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 327 [2020-09-25 15:17:44,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:44,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:44,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:44,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:44,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 15:17:44,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:44,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:17:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:44,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:44,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:44,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:17:44,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:44,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-25 15:17:44,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:44,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:44,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:44,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:44,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:44,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:44,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2020-09-25 15:17:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:44,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:44,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:44,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 15:17:44,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:44,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-09-25 15:17:44,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:44,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:44,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:44,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:44,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 15:17:44,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 15:17:44,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 15:17:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:44,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:44,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:44,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 15:17:44,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:44,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-25 15:17:44,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:44,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:44,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:44,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:44,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:44,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:44,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 15:17:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:44,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:44,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:44,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:17:44,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:17:44,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-25 15:17:44,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:44,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:44,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:17:44,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:17:44,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:17:44,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:17:45,077 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 15:17:45,078 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [637058658] [2020-09-25 15:17:45,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 15:17:45,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 15:17:45,081 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930885412] [2020-09-25 15:17:45,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 15:17:45,091 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 15:17:45,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 15:17:45,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 15:17:45,111 INFO L87 Difference]: Start difference. First operand 1443 states. Second operand 8 states. [2020-09-25 15:17:45,516 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-25 15:17:49,867 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-25 15:17:50,385 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-25 15:17:52,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 15:17:52,825 INFO L93 Difference]: Finished difference Result 1582 states and 1761 transitions. [2020-09-25 15:17:52,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-25 15:17:52,827 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 851 [2020-09-25 15:17:52,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 15:17:52,861 INFO L225 Difference]: With dead ends: 1582 [2020-09-25 15:17:52,861 INFO L226 Difference]: Without dead ends: 1112 [2020-09-25 15:17:52,870 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 15:17:52,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1112 states. [2020-09-25 15:17:53,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1112 to 1085. [2020-09-25 15:17:53,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2020-09-25 15:17:53,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1146 transitions. [2020-09-25 15:17:53,028 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1146 transitions. Word has length 851 [2020-09-25 15:17:53,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 15:17:53,030 INFO L479 AbstractCegarLoop]: Abstraction has 1085 states and 1146 transitions. [2020-09-25 15:17:53,030 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 15:17:53,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1146 transitions. [2020-09-25 15:17:53,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2020-09-25 15:17:53,059 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 15:17:53,060 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 15:17:53,060 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 15:17:53,061 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 15:17:53,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 15:17:53,061 INFO L82 PathProgramCache]: Analyzing trace with hash -861147461, now seen corresponding path program 1 times [2020-09-25 15:17:53,062 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 15:17:53,062 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [558827117] [2020-09-25 15:17:53,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 15:17:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:53,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:55,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:56,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:17:58,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:17:58,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 911 [2020-09-25 15:17:58,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 15:17:58,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5308 [2020-09-25 15:17:58,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:17:58,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:17:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:17:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 635 [2020-09-25 15:17:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-09-25 15:17:58,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 15:17:59,585 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-25 15:17:59,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 15:17:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:17:59,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:00,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:00,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 640 [2020-09-25 15:18:00,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:00,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1091 [2020-09-25 15:18:00,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:00,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:18:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 631 [2020-09-25 15:18:00,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:01,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2020-09-25 15:18:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:01,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:01,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:01,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:18:01,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:01,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-09-25 15:18:01,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:01,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:01,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:18:01,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:01,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:18:01,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 15:18:01,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:18:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:01,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:01,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:01,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:18:01,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:01,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 15:18:01,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:01,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:01,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:01,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:01,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:01,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:01,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:18:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:01,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:01,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:01,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:18:01,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:01,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 15:18:01,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:01,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:01,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:01,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:01,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:01,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:01,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-09-25 15:18:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:01,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:01,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:01,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:18:01,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:01,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-09-25 15:18:01,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:01,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:01,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:18:01,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:01,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:18:01,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:01,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:18:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:01,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:01,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:01,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:18:01,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:01,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 15:18:01,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:01,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:01,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:01,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:01,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:01,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:01,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:18:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:01,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:01,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:01,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:18:01,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:01,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 15:18:01,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:01,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:01,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:01,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:01,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:01,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:01,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2020-09-25 15:18:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:01,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:01,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:01,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:18:01,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:01,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-09-25 15:18:01,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:01,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:01,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:18:01,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:01,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:18:01,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:01,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:18:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:01,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:01,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:01,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:18:01,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:01,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-09-25 15:18:01,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:01,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:01,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:01,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:01,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:01,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:01,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:18:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:01,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:01,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:01,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:18:01,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:01,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 15:18:01,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:01,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:01,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:01,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:01,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:01,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:01,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2020-09-25 15:18:01,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:01,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:18:02,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-09-25 15:18:02,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:18:02,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:18:02,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:02,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:18:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:18:02,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 15:18:02,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:02,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:02,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:02,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:18:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:18:02,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 15:18:02,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:02,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:02,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:02,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-09-25 15:18:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:18:02,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-09-25 15:18:02,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:18:02,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:18:02,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:02,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:18:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:18:02,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 15:18:02,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:02,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:02,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:18:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:18:02,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 15:18:02,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:02,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:02,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2020-09-25 15:18:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 15:18:02,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-09-25 15:18:02,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:18:02,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 15:18:02,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 15:18:02,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:18:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:18:02,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-25 15:18:02,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:02,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:02,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:02,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 15:18:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:18:02,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 15:18:02,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:02,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:02,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:02,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2020-09-25 15:18:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 15:18:02,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 15:18:02,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:18:02,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 15:18:02,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:02,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2020-09-25 15:18:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 15:18:02,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 15:18:02,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 248 [2020-09-25 15:18:02,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:18:02,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 15:18:02,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:02,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 15:18:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:02,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:02,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:02,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 15:18:02,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:02,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 15:18:02,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:02,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:02,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:03,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2020-09-25 15:18:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:03,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:03,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:03,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 15:18:03,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:03,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-09-25 15:18:03,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:03,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:03,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 15:18:03,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:03,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 15:18:03,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:03,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 15:18:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:03,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:03,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:03,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 15:18:03,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:03,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 15:18:03,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:03,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:03,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:03,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:03,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:03,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:03,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 15:18:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:03,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:03,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 15:18:03,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 15:18:03,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 15:18:03,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 15:18:03,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 15:18:03,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 15:18:03,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 15:18:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 15:18:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 15:18:03,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 15:18:03,657 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 15:18:03,657 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [558827117] [2020-09-25 15:18:03,658 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 15:18:03,658 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 15:18:03,658 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753325062] [2020-09-25 15:18:03,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 15:18:03,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 15:18:03,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 15:18:03,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 15:18:03,662 INFO L87 Difference]: Start difference. First operand 1085 states and 1146 transitions. Second operand 8 states. [2020-09-25 15:18:04,054 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-25 15:18:08,222 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-25 15:18:08,734 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-25 15:18:10,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 15:18:10,893 INFO L93 Difference]: Finished difference Result 1114 states and 1178 transitions. [2020-09-25 15:18:10,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-25 15:18:10,893 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 852 [2020-09-25 15:18:10,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 15:18:10,901 INFO L225 Difference]: With dead ends: 1114 [2020-09-25 15:18:10,901 INFO L226 Difference]: Without dead ends: 1111 [2020-09-25 15:18:10,903 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2020-09-25 15:18:10,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1111 states. [2020-09-25 15:18:10,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1111 to 1084. [2020-09-25 15:18:10,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2020-09-25 15:18:10,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1144 transitions. [2020-09-25 15:18:10,954 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1144 transitions. Word has length 852 [2020-09-25 15:18:10,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 15:18:10,956 INFO L479 AbstractCegarLoop]: Abstraction has 1084 states and 1144 transitions. [2020-09-25 15:18:10,956 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 15:18:10,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1144 transitions. [2020-09-25 15:18:10,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 854 [2020-09-25 15:18:10,966 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 15:18:10,966 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 15:18:10,967 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 15:18:10,967 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 15:18:10,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 15:18:10,968 INFO L82 PathProgramCache]: Analyzing trace with hash -925951235, now seen corresponding path program 1 times [2020-09-25 15:18:10,968 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 15:18:10,968 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2074887126] [2020-09-25 15:18:10,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 15:18:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 15:18:11,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:12,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 15:18:13,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking...