/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 18:20:53,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 18:20:53,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 18:20:53,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 18:20:53,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 18:20:53,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 18:20:53,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 18:20:53,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 18:20:53,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 18:20:53,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 18:20:53,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 18:20:53,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 18:20:53,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 18:20:53,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 18:20:53,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 18:20:53,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 18:20:53,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 18:20:53,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 18:20:53,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 18:20:53,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 18:20:53,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 18:20:53,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 18:20:53,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 18:20:53,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 18:20:53,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 18:20:53,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 18:20:53,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 18:20:53,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 18:20:53,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 18:20:53,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 18:20:53,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 18:20:53,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 18:20:53,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 18:20:53,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 18:20:53,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 18:20:53,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 18:20:53,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 18:20:53,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 18:20:53,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 18:20:53,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 18:20:53,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 18:20:53,694 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-29 18:20:53,721 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 18:20:53,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 18:20:53,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 18:20:53,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 18:20:53,723 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 18:20:53,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 18:20:53,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 18:20:53,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 18:20:53,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 18:20:53,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 18:20:53,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 18:20:53,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 18:20:53,725 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 18:20:53,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 18:20:53,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 18:20:53,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 18:20:53,726 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 18:20:53,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 18:20:53,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 18:20:53,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 18:20:53,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 18:20:53,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 18:20:53,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 18:20:53,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 18:20:53,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 18:20:53,727 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 18:20:53,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 18:20:53,728 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 18:20:54,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 18:20:54,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 18:20:54,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 18:20:54,121 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 18:20:54,121 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 18:20:54,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2020-10-29 18:20:54,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/905f8592d/93975b0ce67645099f5ea542fd4ca45a/FLAG2d1445830 [2020-10-29 18:20:55,195 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 18:20:55,196 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2020-10-29 18:20:55,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/905f8592d/93975b0ce67645099f5ea542fd4ca45a/FLAG2d1445830 [2020-10-29 18:20:55,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/905f8592d/93975b0ce67645099f5ea542fd4ca45a [2020-10-29 18:20:55,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 18:20:55,643 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 18:20:55,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 18:20:55,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 18:20:55,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 18:20:55,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 06:20:55" (1/1) ... [2020-10-29 18:20:55,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e7af421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:55, skipping insertion in model container [2020-10-29 18:20:55,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 06:20:55" (1/1) ... [2020-10-29 18:20:55,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 18:20:55,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 18:20:57,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 18:20:57,308 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 18:20:57,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 18:20:57,945 INFO L208 MainTranslator]: Completed translation [2020-10-29 18:20:57,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:57 WrapperNode [2020-10-29 18:20:57,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 18:20:57,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 18:20:57,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 18:20:57,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 18:20:57,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:57" (1/1) ... [2020-10-29 18:20:57,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:57" (1/1) ... [2020-10-29 18:20:58,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:57" (1/1) ... [2020-10-29 18:20:58,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:57" (1/1) ... [2020-10-29 18:20:58,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:57" (1/1) ... [2020-10-29 18:20:58,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:57" (1/1) ... [2020-10-29 18:20:58,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:57" (1/1) ... [2020-10-29 18:20:58,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 18:20:58,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 18:20:58,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 18:20:58,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 18:20:58,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:57" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 18:20:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 18:20:58,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 18:20:58,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-29 18:20:58,351 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 18:20:58,351 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-29 18:20:58,351 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-29 18:20:58,351 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-29 18:20:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-29 18:20:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-29 18:20:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-29 18:20:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2020-10-29 18:20:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2020-10-29 18:20:58,352 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-29 18:20:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-29 18:20:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-29 18:20:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-29 18:20:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-29 18:20:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-29 18:20:58,354 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-29 18:20:58,354 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-29 18:20:58,354 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-29 18:20:58,354 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_trylock_bh [2020-10-29 18:20:58,354 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2020-10-29 18:20:58,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-29 18:20:58,355 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-29 18:20:58,355 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-29 18:20:58,355 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-29 18:20:58,355 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-29 18:20:58,355 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2020-10-29 18:20:58,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-29 18:20:58,356 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-29 18:20:58,356 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2020-10-29 18:20:58,356 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2020-10-29 18:20:58,356 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2020-10-29 18:20:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-29 18:20:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2020-10-29 18:20:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 18:20:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 18:20:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 18:20:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 18:20:58,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 18:20:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 18:20:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 18:20:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 18:20:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-29 18:20:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2020-10-29 18:20:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-29 18:20:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2020-10-29 18:20:58,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_print_buffer [2020-10-29 18:20:58,359 INFO L138 BoogieDeclarations]: Found implementation of procedure sp_get [2020-10-29 18:20:58,359 INFO L138 BoogieDeclarations]: Found implementation of procedure sp_put [2020-10-29 18:20:58,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_open [2020-10-29 18:20:58,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_close [2020-10-29 18:20:58,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_hangup [2020-10-29 18:20:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_read [2020-10-29 18:20:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_write [2020-10-29 18:20:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_synctty_ioctl [2020-10-29 18:20:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_poll [2020-10-29 18:20:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_receive [2020-10-29 18:20:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_wakeup [2020-10-29 18:20:58,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_init [2020-10-29 18:20:58,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_ioctl [2020-10-29 18:20:58,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_process [2020-10-29 18:20:58,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_txmunge [2020-10-29 18:20:58,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_send [2020-10-29 18:20:58,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_push [2020-10-29 18:20:58,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_flush_output [2020-10-29 18:20:58,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_input [2020-10-29 18:20:58,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_cleanup [2020-10-29 18:20:58,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ppp_channel_ops_2 [2020-10-29 18:20:58,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_1 [2020-10-29 18:20:58,362 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 18:20:58,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-29 18:20:58,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-29 18:20:58,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-29 18:20:58,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-29 18:20:58,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-29 18:20:58,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_12 [2020-10-29 18:20:58,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2020-10-29 18:20:58,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_14 [2020-10-29 18:20:58,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_15 [2020-10-29 18:20:58,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_16 [2020-10-29 18:20:58,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_17 [2020-10-29 18:20:58,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_18 [2020-10-29 18:20:58,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_19 [2020-10-29 18:20:58,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_20 [2020-10-29 18:20:58,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-29 18:20:58,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-29 18:20:58,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-29 18:20:58,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-29 18:20:58,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-29 18:20:58,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 18:20:58,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-29 18:20:58,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-29 18:20:58,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-29 18:20:58,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-29 18:20:58,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 18:20:58,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-29 18:20:58,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-29 18:20:58,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-29 18:20:58,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-29 18:20:58,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-29 18:20:58,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 18:20:58,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-29 18:20:58,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-29 18:20:58,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-29 18:20:58,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-29 18:20:58,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-29 18:20:58,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-29 18:20:58,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-29 18:20:58,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2020-10-29 18:20:58,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2020-10-29 18:20:58,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-29 18:20:58,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-29 18:20:58,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-29 18:20:58,369 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_trylock_bh [2020-10-29 18:20:58,369 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-29 18:20:58,369 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-29 18:20:58,369 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-29 18:20:58,369 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irq [2020-10-29 18:20:58,369 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irq [2020-10-29 18:20:58,369 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2020-10-29 18:20:58,369 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-29 18:20:58,370 INFO L138 BoogieDeclarations]: Found implementation of procedure n_tty_ioctl_helper [2020-10-29 18:20:58,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2020-10-29 18:20:58,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input [2020-10-29 18:20:58,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input_error [2020-10-29 18:20:58,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2020-10-29 18:20:58,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_channel [2020-10-29 18:20:58,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unit_number [2020-10-29 18:20:58,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2020-10-29 18:20:58,371 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2020-10-29 18:20:58,371 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-29 18:20:58,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-29 18:20:58,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-29 18:20:58,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-29 18:20:58,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2020-10-29 18:20:58,372 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-29 18:20:58,372 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2020-10-29 18:20:58,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-29 18:20:58,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2020-10-29 18:20:58,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2020-10-29 18:20:58,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2020-10-29 18:20:58,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2020-10-29 18:20:58,373 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2020-10-29 18:20:58,373 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unthrottle [2020-10-29 18:20:58,373 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2020-10-29 18:20:58,373 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 18:20:58,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 18:20:58,374 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 18:20:58,374 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 18:20:58,374 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 18:20:58,374 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 18:20:58,374 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 18:20:58,374 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 18:20:58,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 18:20:58,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 18:20:58,375 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-29 18:20:58,375 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-29 18:20:58,375 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-29 18:20:58,375 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-29 18:20:58,375 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-29 18:20:58,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 18:20:58,375 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-29 18:20:58,376 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2020-10-29 18:20:58,376 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2020-10-29 18:20:58,376 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-29 18:20:58,376 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2020-10-29 18:20:58,376 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-29 18:20:58,376 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 18:20:58,376 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-29 18:20:58,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 18:20:58,377 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-29 18:20:58,377 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-29 18:20:58,377 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-29 18:20:58,377 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-29 18:20:58,377 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-29 18:20:58,377 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-29 18:20:58,377 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_trylock_bh [2020-10-29 18:20:58,377 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-29 18:20:58,378 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-29 18:20:58,378 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-29 18:20:58,378 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2020-10-29 18:20:58,378 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irq [2020-10-29 18:20:58,378 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2020-10-29 18:20:58,378 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irq [2020-10-29 18:20:58,378 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-29 18:20:58,378 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-29 18:20:58,379 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-29 18:20:58,379 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-29 18:20:58,379 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-29 18:20:58,379 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-29 18:20:58,379 INFO L130 BoogieDeclarations]: Found specification of procedure spin_trylock_bh [2020-10-29 18:20:58,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 18:20:58,379 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-29 18:20:58,379 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2020-10-29 18:20:58,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 18:20:58,380 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2020-10-29 18:20:58,380 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2020-10-29 18:20:58,380 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 18:20:58,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 18:20:58,380 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-29 18:20:58,380 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-29 18:20:58,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 18:20:58,381 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-29 18:20:58,381 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-29 18:20:58,381 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-29 18:20:58,381 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-29 18:20:58,381 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-29 18:20:58,381 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-29 18:20:58,381 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-29 18:20:58,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-29 18:20:58,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-29 18:20:58,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-29 18:20:58,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-29 18:20:58,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_12 [2020-10-29 18:20:58,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2020-10-29 18:20:58,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_16 [2020-10-29 18:20:58,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_19 [2020-10-29 18:20:58,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_20 [2020-10-29 18:20:58,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-29 18:20:58,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_17 [2020-10-29 18:20:58,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_18 [2020-10-29 18:20:58,383 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2020-10-29 18:20:58,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 18:20:58,383 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-29 18:20:58,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-29 18:20:58,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-29 18:20:58,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_14 [2020-10-29 18:20:58,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2020-10-29 18:20:58,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-29 18:20:58,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-29 18:20:58,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-29 18:20:58,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2020-10-29 18:20:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2020-10-29 18:20:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-29 18:20:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2020-10-29 18:20:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2020-10-29 18:20:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_15 [2020-10-29 18:20:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2020-10-29 18:20:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 18:20:58,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-29 18:20:58,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-29 18:20:58,386 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 18:20:58,386 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 18:20:58,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 18:20:58,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2020-10-29 18:20:58,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-29 18:20:58,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 18:20:58,386 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 18:20:58,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 18:20:58,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 18:20:58,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 18:20:58,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 18:20:58,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 18:20:58,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 18:20:58,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-29 18:20:58,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ppp_channel_ops_2 [2020-10-29 18:20:58,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_1 [2020-10-29 18:20:58,388 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unthrottle [2020-10-29 18:20:58,388 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2020-10-29 18:20:58,388 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2020-10-29 18:20:58,388 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2020-10-29 18:20:58,388 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2020-10-29 18:20:58,388 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2020-10-29 18:20:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure n_tty_ioctl_helper [2020-10-29 18:20:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-29 18:20:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-29 18:20:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2020-10-29 18:20:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-29 18:20:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2020-10-29 18:20:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input [2020-10-29 18:20:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input_error [2020-10-29 18:20:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_channel [2020-10-29 18:20:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2020-10-29 18:20:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2020-10-29 18:20:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unit_number [2020-10-29 18:20:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2020-10-29 18:20:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_txmunge [2020-10-29 18:20:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_send [2020-10-29 18:20:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_ioctl [2020-10-29 18:20:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_process [2020-10-29 18:20:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_push [2020-10-29 18:20:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_flush_output [2020-10-29 18:20:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_input [2020-10-29 18:20:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_print_buffer [2020-10-29 18:20:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure sp_get [2020-10-29 18:20:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure sp_put [2020-10-29 18:20:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_open [2020-10-29 18:20:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_close [2020-10-29 18:20:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_hangup [2020-10-29 18:20:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_read [2020-10-29 18:20:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_write [2020-10-29 18:20:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_synctty_ioctl [2020-10-29 18:20:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_poll [2020-10-29 18:20:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_receive [2020-10-29 18:20:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_wakeup [2020-10-29 18:20:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_init [2020-10-29 18:20:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-29 18:20:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_cleanup [2020-10-29 18:20:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 18:20:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 18:20:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 18:20:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-29 18:20:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-29 18:20:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-29 18:20:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-29 18:20:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-29 18:20:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 18:20:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-29 18:20:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-29 18:20:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-29 18:20:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-29 18:20:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-29 18:20:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-29 18:20:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-29 18:20:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 18:20:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 18:20:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 18:20:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 18:20:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 18:20:58,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 18:20:58,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 18:20:58,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 18:20:58,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 18:20:59,383 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 18:21:03,143 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 18:21:03,143 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-29 18:21:03,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 06:21:03 BoogieIcfgContainer [2020-10-29 18:21:03,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 18:21:03,151 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 18:21:03,151 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 18:21:03,156 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 18:21:03,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 06:20:55" (1/3) ... [2020-10-29 18:21:03,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa88006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 06:21:03, skipping insertion in model container [2020-10-29 18:21:03,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:57" (2/3) ... [2020-10-29 18:21:03,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa88006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 06:21:03, skipping insertion in model container [2020-10-29 18:21:03,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 06:21:03" (3/3) ... [2020-10-29 18:21:03,161 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2020-10-29 18:21:03,175 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 18:21:03,186 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 18:21:03,201 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 18:21:03,249 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 18:21:03,249 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 18:21:03,249 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 18:21:03,250 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 18:21:03,250 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 18:21:03,250 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 18:21:03,250 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 18:21:03,250 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 18:21:03,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states. [2020-10-29 18:21:03,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-29 18:21:03,330 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:21:03,331 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 18:21:03,331 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:21:03,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:21:03,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1116470799, now seen corresponding path program 1 times [2020-10-29 18:21:03,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:21:03,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1188900730] [2020-10-29 18:21:03,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:21:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:03,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:04,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:05,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:05,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-29 18:21:05,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 18:21:05,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2012 [2020-10-29 18:21:05,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:05,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:05,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 18:21:05,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-29 18:21:05,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-29 18:21:05,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 18:21:06,437 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 18:21:06,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:21:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:06,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-29 18:21:06,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:06,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:21:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:06,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 18:21:06,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 18:21:06,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:21:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:06,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 18:21:06,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:06,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 18:21:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:06,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:21:06,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:06,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 18:21:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:06,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 18:21:06,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:06,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 18:21:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:06,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:21:06,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:06,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 18:21:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:06,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:21:06,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:06,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 18:21:06,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:06,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:21:06,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:06,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 18:21:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:06,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:21:06,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:06,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 18:21:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:06,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 18:21:06,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:06,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 18:21:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:06,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 18:21:06,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:06,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:06,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:06,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 18:21:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:21:06,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 18:21:06,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:21:06,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:21:06,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:06,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:21:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:06,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:06,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:06,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:06,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:21:06,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:06,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:06,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:21:06,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:06,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 18:21:06,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:06,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-29 18:21:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:06,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:07,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:07,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 18:21:07,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:07,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 18:21:07,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:07,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:07,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:21:07,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:07,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 18:21:07,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:07,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:21:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:07,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:07,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:07,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:07,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:07,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:21:07,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:07,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:07,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:07,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:07,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:07,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:07,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-29 18:21:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:07,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:07,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:07,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:07,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:07,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 18:21:07,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:07,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:07,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:21:07,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:07,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:21:07,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:07,148 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-10-29 18:21:07,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1188900730] [2020-10-29 18:21:07,151 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 18:21:07,151 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 18:21:07,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055766395] [2020-10-29 18:21:07,176 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 18:21:07,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 18:21:07,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 18:21:07,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-29 18:21:07,196 INFO L87 Difference]: Start difference. First operand 1002 states. Second operand 9 states. [2020-10-29 18:21:07,570 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 18:21:08,132 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 18:21:08,712 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 18:21:14,853 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 213 [2020-10-29 18:21:15,452 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 18:21:15,955 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 18:21:20,353 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-29 18:21:20,989 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 18:21:36,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 18:21:36,973 INFO L93 Difference]: Finished difference Result 3294 states and 4613 transitions. [2020-10-29 18:21:36,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-29 18:21:36,980 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 103 [2020-10-29 18:21:36,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 18:21:37,017 INFO L225 Difference]: With dead ends: 3294 [2020-10-29 18:21:37,017 INFO L226 Difference]: Without dead ends: 2299 [2020-10-29 18:21:37,032 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=117, Invalid=303, Unknown=0, NotChecked=0, Total=420 [2020-10-29 18:21:37,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2299 states. [2020-10-29 18:21:37,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2299 to 1965. [2020-10-29 18:21:37,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1965 states. [2020-10-29 18:21:37,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1965 states and 2578 transitions. [2020-10-29 18:21:37,635 INFO L78 Accepts]: Start accepts. Automaton has 1965 states and 2578 transitions. Word has length 103 [2020-10-29 18:21:37,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 18:21:37,636 INFO L481 AbstractCegarLoop]: Abstraction has 1965 states and 2578 transitions. [2020-10-29 18:21:37,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 18:21:37,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2578 transitions. [2020-10-29 18:21:37,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-29 18:21:37,659 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:21:37,660 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 18:21:37,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 18:21:37,660 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:21:37,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:21:37,663 INFO L82 PathProgramCache]: Analyzing trace with hash -2085645923, now seen corresponding path program 1 times [2020-10-29 18:21:37,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:21:37,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [632532237] [2020-10-29 18:21:37,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:21:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:37,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:37,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:38,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:38,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:39,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:39,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-29 18:21:39,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 18:21:39,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2162 [2020-10-29 18:21:39,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:39,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:39,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:21:39,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 103 [2020-10-29 18:21:39,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 18:21:39,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:40,412 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 18:21:40,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:21:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:40,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 18:21:40,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:21:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:40,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:21:40,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:21:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:40,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 18:21:40,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 18:21:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:40,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:21:40,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 18:21:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:40,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:21:40,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 18:21:40,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 18:21:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:40,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:21:40,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 18:21:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:40,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:21:40,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 18:21:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:40,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:21:40,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 18:21:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:40,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:21:40,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 18:21:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:40,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:21:40,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 18:21:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:21:40,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:21:40,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 18:21:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:21:40,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:21:40,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:21:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:40,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:21:40,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:40,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-29 18:21:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 18:21:40,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 18:21:40,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-29 18:21:40,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:21:40,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 18:21:40,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:21:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:40,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:21:40,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:21:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:40,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:40,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:40,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:40,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:40,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:21:40,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:40,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:40,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:40,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:40,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:40,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:40,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 18:21:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:41,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:41,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:21:41,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:41,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:41,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:41,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:41,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 18:21:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:41,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:41,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 18:21:41,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:41,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:41,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:41,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:41,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 18:21:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:41,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:41,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:21:41,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:41,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:41,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:41,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:41,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 18:21:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:41,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:41,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:21:41,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:41,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:41,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:41,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:41,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 18:21:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 18:21:41,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 18:21:41,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 18:21:41,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:21:41,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 18:21:41,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 18:21:41,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:41,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:21:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 18:21:41,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:41,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 18:21:41,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:21:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 18:21:41,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 18:21:41,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:41,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:21:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 18:21:41,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:41,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 18:21:41,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:21:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 18:21:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 18:21:41,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:41,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 18:21:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:41,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:41,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:21:41,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:41,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:41,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:41,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:21:41,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-29 18:21:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 18:21:41,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:41,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 18:21:41,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:41,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 18:21:41,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:41,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:41,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:21:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:41,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:41,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:21:41,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:21:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:41,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:41,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-29 18:21:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:21:41,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:21:41,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:21:41,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:21:41,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:21:41,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:21:41,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:21:41,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:21:41,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:21:41,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:21:41,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:21:41,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:21:41,401 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-10-29 18:21:41,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [632532237] [2020-10-29 18:21:41,402 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 18:21:41,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 18:21:41,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679946882] [2020-10-29 18:21:41,405 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 18:21:41,405 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 18:21:41,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 18:21:41,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-29 18:21:41,406 INFO L87 Difference]: Start difference. First operand 1965 states and 2578 transitions. Second operand 10 states. [2020-10-29 18:21:41,739 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 18:21:42,396 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 18:21:42,845 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 18:21:50,556 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-29 18:21:57,167 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 18:22:17,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 18:22:17,586 INFO L93 Difference]: Finished difference Result 6298 states and 9149 transitions. [2020-10-29 18:22:17,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-29 18:22:17,587 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 169 [2020-10-29 18:22:17,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 18:22:17,624 INFO L225 Difference]: With dead ends: 6298 [2020-10-29 18:22:17,625 INFO L226 Difference]: Without dead ends: 5232 [2020-10-29 18:22:17,634 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-10-29 18:22:17,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5232 states. [2020-10-29 18:22:18,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5232 to 3816. [2020-10-29 18:22:18,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3816 states. [2020-10-29 18:22:18,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3816 states and 5024 transitions. [2020-10-29 18:22:18,243 INFO L78 Accepts]: Start accepts. Automaton has 3816 states and 5024 transitions. Word has length 169 [2020-10-29 18:22:18,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 18:22:18,243 INFO L481 AbstractCegarLoop]: Abstraction has 3816 states and 5024 transitions. [2020-10-29 18:22:18,244 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 18:22:18,244 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 5024 transitions. [2020-10-29 18:22:18,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-29 18:22:18,255 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:22:18,255 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 18:22:18,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 18:22:18,256 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:22:18,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:22:18,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1653090854, now seen corresponding path program 1 times [2020-10-29 18:22:18,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:22:18,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1883781645] [2020-10-29 18:22:18,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:22:18,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:18,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:18,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:18,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:20,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-29 18:22:23,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 18:22:23,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-29 18:22:23,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 18:22:23,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-29 18:22:23,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 18:22:23,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,731 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 18:22:23,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:22:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:23,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:23,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:23,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 18:22:23,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:23,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:23,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:23,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:22:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:23,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:23,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:23,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:22:23,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:23,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:23,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:23,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:22:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:23,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:23,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:23,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:22:23,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:23,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:23,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:23,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 18:22:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:23,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:23,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:23,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:22:23,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:23,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:23,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:23,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 18:22:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:23,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:23,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:23,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:22:23,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:23,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:23,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:23,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 18:22:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:23,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:23,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:23,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:22:23,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:23,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:23,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:23,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 18:22:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:23,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:23,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:23,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:22:23,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:23,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:23,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:23,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 18:22:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:23,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:23,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:23,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:22:23,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:23,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:23,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:23,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 18:22:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:23,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:23,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:23,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:22:23,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:23,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:23,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:23,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 18:22:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:23,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:23,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:23,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:23,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:23,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:22:23,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:23,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:23,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:23,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:23,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:23,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:23,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 18:22:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:24,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:22:24,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:24,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:24,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 18:22:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:22:24,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:22:24,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:24,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:22:24,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:22:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:24,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:22:24,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:24,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 18:22:24,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-29 18:22:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 18:22:24,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 282 [2020-10-29 18:22:24,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 18:22:24,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:22:24,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 18:22:24,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:22:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:24,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:22:24,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:22:24,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:22:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:24,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:22:24,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:24,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:22:24,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 18:22:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:24,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:22:24,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:24,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:22:24,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 18:22:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:24,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:22:24,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:24,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:22:24,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 18:22:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:24,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:22:24,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:22:24,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 18:22:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:24,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:22:24,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:24,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:22:24,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 18:22:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 18:22:24,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-29 18:22:24,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 18:22:24,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:22:24,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 18:22:24,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:22:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 18:22:24,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-29 18:22:24,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 18:22:24,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:22:24,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 18:22:24,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:22:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 18:22:24,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 18:22:24,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 18:22:24,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:22:24,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 18:22:24,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:22:24,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 18:22:24,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:24,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:22:24,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:24,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:22:24,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-29 18:22:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 18:22:24,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:22:24,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:24,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 18:22:24,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:24,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:22:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:24,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:22:24,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:24,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:24,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:24,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-29 18:22:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:24,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:24,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:24,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:24,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:24,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:22:24,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:24,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:24,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:24,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:22:24,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:24,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:25,054 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-10-29 18:22:25,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1883781645] [2020-10-29 18:22:25,055 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 18:22:25,055 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 18:22:25,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439109149] [2020-10-29 18:22:25,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 18:22:25,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 18:22:25,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 18:22:25,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-29 18:22:25,058 INFO L87 Difference]: Start difference. First operand 3816 states and 5024 transitions. Second operand 11 states. [2020-10-29 18:22:25,409 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 18:22:26,060 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 18:22:26,568 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 18:22:34,313 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2020-10-29 18:22:38,942 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 211 [2020-10-29 18:22:40,009 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 213 [2020-10-29 18:22:40,726 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 18:22:49,641 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 18:23:05,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 18:23:05,291 INFO L93 Difference]: Finished difference Result 10244 states and 14513 transitions. [2020-10-29 18:23:05,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-29 18:23:05,292 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 175 [2020-10-29 18:23:05,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 18:23:05,339 INFO L225 Difference]: With dead ends: 10244 [2020-10-29 18:23:05,340 INFO L226 Difference]: Without dead ends: 6462 [2020-10-29 18:23:05,356 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 56 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=245, Invalid=811, Unknown=0, NotChecked=0, Total=1056 [2020-10-29 18:23:05,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6462 states. [2020-10-29 18:23:06,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6462 to 4540. [2020-10-29 18:23:06,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4540 states. [2020-10-29 18:23:06,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4540 states to 4540 states and 5930 transitions. [2020-10-29 18:23:06,297 INFO L78 Accepts]: Start accepts. Automaton has 4540 states and 5930 transitions. Word has length 175 [2020-10-29 18:23:06,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 18:23:06,298 INFO L481 AbstractCegarLoop]: Abstraction has 4540 states and 5930 transitions. [2020-10-29 18:23:06,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 18:23:06,298 INFO L276 IsEmpty]: Start isEmpty. Operand 4540 states and 5930 transitions. [2020-10-29 18:23:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-29 18:23:06,311 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:23:06,311 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 18:23:06,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 18:23:06,312 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:23:06,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:23:06,312 INFO L82 PathProgramCache]: Analyzing trace with hash 113246933, now seen corresponding path program 1 times [2020-10-29 18:23:06,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:23:06,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484775166] [2020-10-29 18:23:06,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:23:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:06,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:06,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:06,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:10,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:11,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:11,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-29 18:23:11,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 18:23:11,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5068 [2020-10-29 18:23:11,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:11,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:11,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:23:11,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 103 [2020-10-29 18:23:11,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 18:23:11,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:11,855 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 18:23:11,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:23:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:11,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:11,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:11,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:11,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:11,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 18:23:11,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:11,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:11,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:11,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:23:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:11,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:11,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:11,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:11,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:11,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:23:11,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:11,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:11,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:11,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:11,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:11,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:11,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:23:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:11,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:11,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:11,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:11,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:11,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:23:12,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 18:23:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:12,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:12,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:12,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:23:12,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 18:23:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:12,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:12,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:12,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:23:12,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 18:23:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:12,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:12,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:12,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:23:12,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 18:23:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:12,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:12,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:12,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:23:12,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 18:23:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:12,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:12,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:12,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:23:12,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 18:23:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:12,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:12,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:12,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:23:12,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 18:23:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:12,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:12,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:12,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:23:12,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 18:23:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:12,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:12,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:12,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:23:12,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 18:23:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:12,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:23:12,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:12,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:23:12,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:23:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:12,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:12,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:12,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:23:12,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:12,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:12,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:12,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:12,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:12,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:12,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 18:23:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:12,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:12,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:13,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:13,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:13,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-29 18:23:13,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 18:23:13,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1431 [2020-10-29 18:23:13,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:13,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:13,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 18:23:13,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 18:23:13,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 18:23:13,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:13,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:13,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:13,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:13,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 18:23:13,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:13,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-29 18:23:13,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:13,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:13,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:23:13,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:13,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 18:23:13,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:13,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:13,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:13,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:13,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:13,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:13,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:23:13,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:13,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:13,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:13,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:13,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:13,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:13,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 18:23:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:13,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:13,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:13,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:13,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:13,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:23:13,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:13,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:13,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:23:13,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:13,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:23:13,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:13,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 18:23:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:13,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:14,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:23:14,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:23:14,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 18:23:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:14,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:23:14,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:23:14,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 18:23:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 18:23:14,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 18:23:14,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-29 18:23:14,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:23:14,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-29 18:23:14,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:23:14,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 18:23:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 18:23:14,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 18:23:14,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:14,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:14,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 18:23:14,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 18:23:14,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:14,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:14,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:23:14,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:14,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:14,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 18:23:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-29 18:23:14,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-29 18:23:14,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:23:14,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 18:23:14,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:23:14,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 18:23:14,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-29 18:23:14,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:23:14,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 18:23:14,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:23:14,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:14,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:14,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 18:23:14,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 18:23:14,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:14,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:23:14,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:14,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 18:23:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 18:23:14,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 18:23:14,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 18:23:14,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-29 18:23:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 18:23:14,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:23:14,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 18:23:14,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:14,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 18:23:14,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:14,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-29 18:23:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:14,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:23:14,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:23:14,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-29 18:23:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 18:23:14,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:23:14,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 18:23:14,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:14,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:23:14,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:14,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 18:23:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:14,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:23:14,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:23:14,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:14,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-29 18:23:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 18:23:14,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:23:14,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 18:23:14,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:14,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:14,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:23:14,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:14,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-29 18:23:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:14,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:14,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:14,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:14,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:14,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:23:14,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:14,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:14,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:14,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:23:14,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:14,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2020-10-29 18:23:14,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [484775166] [2020-10-29 18:23:14,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 18:23:14,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-29 18:23:14,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094790112] [2020-10-29 18:23:14,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 18:23:14,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 18:23:14,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 18:23:14,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-10-29 18:23:14,949 INFO L87 Difference]: Start difference. First operand 4540 states and 5930 transitions. Second operand 15 states. [2020-10-29 18:23:15,326 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 18:23:16,583 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 18:23:17,078 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-29 18:23:17,611 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 18:23:23,937 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 18:23:27,651 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-29 18:23:29,074 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-10-29 18:23:30,066 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-29 18:23:30,622 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-29 18:23:36,860 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-29 18:23:37,296 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-29 18:23:40,169 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 18:23:40,581 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 18:23:53,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 18:23:53,110 INFO L93 Difference]: Finished difference Result 13003 states and 17768 transitions. [2020-10-29 18:23:53,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-29 18:23:53,111 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 231 [2020-10-29 18:23:53,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 18:23:53,161 INFO L225 Difference]: With dead ends: 13003 [2020-10-29 18:23:53,162 INFO L226 Difference]: Without dead ends: 8497 [2020-10-29 18:23:53,181 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=213, Invalid=909, Unknown=0, NotChecked=0, Total=1122 [2020-10-29 18:23:53,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8497 states. [2020-10-29 18:23:54,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8497 to 7182. [2020-10-29 18:23:54,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7182 states. [2020-10-29 18:23:54,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7182 states to 7182 states and 9414 transitions. [2020-10-29 18:23:54,485 INFO L78 Accepts]: Start accepts. Automaton has 7182 states and 9414 transitions. Word has length 231 [2020-10-29 18:23:54,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 18:23:54,486 INFO L481 AbstractCegarLoop]: Abstraction has 7182 states and 9414 transitions. [2020-10-29 18:23:54,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 18:23:54,486 INFO L276 IsEmpty]: Start isEmpty. Operand 7182 states and 9414 transitions. [2020-10-29 18:23:54,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-10-29 18:23:54,507 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:23:54,507 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 18:23:54,507 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 18:23:54,508 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:23:54,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:23:54,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1723637503, now seen corresponding path program 1 times [2020-10-29 18:23:54,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:23:54,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [151056369] [2020-10-29 18:23:54,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:23:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:54,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:54,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:59,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:59,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 338 [2020-10-29 18:23:59,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 18:23:59,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5084 [2020-10-29 18:23:59,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:59,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:59,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-29 18:23:59,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-29 18:23:59,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-10-29 18:23:59,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,299 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 18:24:00,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:24:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:24:00,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 18:24:00,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:00,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:24:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:00,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:24:00,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:24:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:00,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:24:00,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 18:24:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:00,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:24:00,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 18:24:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:00,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:24:00,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 18:24:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:00,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:24:00,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 18:24:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:00,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:24:00,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 18:24:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:00,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:24:00,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:00,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 18:24:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:00,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:24:00,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:00,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 18:24:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:00,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:24:00,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 18:24:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:00,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:24:00,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:00,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:00,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 18:24:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:24:00,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 18:24:00,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:24:00,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:24:00,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:24:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:00,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:24:00,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:00,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:24:00,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:00,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:00,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:24:00,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:00,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 18:24:00,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:00,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 18:24:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:00,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:00,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:01,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:05,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:05,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 183 [2020-10-29 18:24:05,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 18:24:05,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5071 [2020-10-29 18:24:05,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:05,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:05,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-29 18:24:05,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:24:05,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-29 18:24:05,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:05,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:05,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:06,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:06,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 18:24:06,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:06,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-29 18:24:06,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:06,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:06,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:24:06,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:24:06,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 18:24:06,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:06,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:06,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:06,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:06,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 18:24:06,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:06,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-29 18:24:06,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:06,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:06,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:24:06,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:06,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 18:24:06,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:06,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:06,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:06,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:06,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:24:06,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:06,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 18:24:06,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:06,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:06,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:06,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:06,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:06,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:06,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 18:24:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:06,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:06,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:06,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:24:06,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:06,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:24:06,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:06,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:06,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:24:06,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:06,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:24:06,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:06,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 18:24:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:06,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:06,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-29 18:24:11,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 18:24:11,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 18:24:11,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-29 18:24:11,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:24:11,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-29 18:24:11,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:11,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 18:24:11,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 18:24:11,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:24:11,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:11,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 18:24:11,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:11,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 18:24:11,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:24:11,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:11,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:11,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:11,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:11,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 18:24:11,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:24:11,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:11,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:11,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:24:11,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 18:24:11,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:11,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:11,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:11,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:11,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 18:24:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:24:11,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:24:11,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:24:11,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:11,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:24:11,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:11,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 18:24:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 18:24:11,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 183 [2020-10-29 18:24:11,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 18:24:11,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:24:11,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 18:24:11,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:11,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 18:24:11,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 137 [2020-10-29 18:24:11,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 18:24:11,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:24:11,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 18:24:11,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:11,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 18:24:11,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 18:24:11,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:24:11,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:11,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 18:24:11,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:11,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 18:24:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:24:11,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:24:11,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:11,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:11,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:11,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:11,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 18:24:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:24:11,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:24:11,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:11,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:11,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:11,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:11,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 18:24:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:11,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:11,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:11,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 18:24:11,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:11,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 18:24:11,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:11,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:11,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 18:24:11,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:24:11,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 18:24:11,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:12,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 18:24:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:12,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:12,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:12,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 18:24:12,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:12,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-29 18:24:12,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:12,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:12,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 18:24:12,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:24:12,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 18:24:12,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:12,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:12,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:12,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:12,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 18:24:12,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:12,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 18:24:12,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:12,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:12,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 18:24:12,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:24:12,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 18:24:12,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:12,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:12,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:12,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:12,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 18:24:12,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:12,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 18:24:12,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:12,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:12,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 18:24:12,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:24:12,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 18:24:12,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:12,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-29 18:24:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:12,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:12,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:12,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 18:24:12,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:12,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-29 18:24:12,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:12,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:12,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:24:12,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:12,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 18:24:12,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:12,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:12,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:12,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:12,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 18:24:12,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:12,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 18:24:12,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:12,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:12,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:12,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:12,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:12,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:12,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:24:12,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:12,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:24:12,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:12,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:12,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:12,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:12,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:12,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:24:12,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2020-10-29 18:24:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:12,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:12,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:12,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 18:24:12,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:12,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:24:12,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:12,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:12,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:12,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 18:24:12,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:12,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:12,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:24:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:12,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:12,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:12,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:24:12,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:12,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 18:24:12,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:12,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:12,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:12,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:24:12,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:12,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:12,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-29 18:24:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:24:12,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:24:12,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:24:12,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:24:12,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:24:12,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:24:12,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:24:12,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:24:12,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:24:12,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:24:12,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:24:12,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:24:12,690 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2020-10-29 18:24:12,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [151056369] [2020-10-29 18:24:12,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 18:24:12,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-29 18:24:12,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162260771] [2020-10-29 18:24:12,692 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-29 18:24:12,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 18:24:12,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-29 18:24:12,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-10-29 18:24:12,694 INFO L87 Difference]: Start difference. First operand 7182 states and 9414 transitions. Second operand 14 states. [2020-10-29 18:24:13,088 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 18:24:13,848 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 18:24:14,424 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 18:24:21,067 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2020-10-29 18:24:22,068 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 213 [2020-10-29 18:24:22,787 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 211