/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=DEEPEST --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 [2020-10-28 04:50:43,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 04:50:43,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 04:50:43,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 04:50:43,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 04:50:43,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 04:50:43,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 04:50:43,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 04:50:43,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 04:50:43,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 04:50:43,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 04:50:43,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 04:50:43,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 04:50:43,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 04:50:43,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 04:50:43,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 04:50:43,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 04:50:43,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 04:50:43,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 04:50:43,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 04:50:43,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 04:50:43,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 04:50:43,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 04:50:43,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 04:50:43,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 04:50:43,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 04:50:43,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 04:50:43,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 04:50:43,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 04:50:43,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 04:50:43,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 04:50:43,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 04:50:43,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 04:50:43,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 04:50:43,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 04:50:43,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 04:50:43,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 04:50:43,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 04:50:43,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 04:50:43,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 04:50:43,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 04:50:43,343 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 [2020-10-28 04:50:43,376 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 04:50:43,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 04:50:43,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 04:50:43,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 04:50:43,381 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 04:50:43,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 04:50:43,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 04:50:43,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 04:50:43,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 04:50:43,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 04:50:43,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 04:50:43,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 04:50:43,383 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 04:50:43,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 04:50:43,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 04:50:43,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 04:50:43,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 04:50:43,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 04:50:43,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 04:50:43,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 04:50:43,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 04:50:43,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 04:50:43,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 04:50:43,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 04:50:43,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 04:50:43,386 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 04:50:43,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 04:50:43,387 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 04:50:43,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 04:50:43,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 04:50:43,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 04:50:43,875 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 04:50:43,876 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 04:50:43,877 INFO L432 ainManager$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 [2020-10-28 04:50:43,970 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc8895fef/b585d5bbc1ab4201b2a39d2cfb5499d9/FLAG35c0e6f80 [2020-10-28 04:50:45,041 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 04:50:45,042 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 [2020-10-28 04:50:45,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc8895fef/b585d5bbc1ab4201b2a39d2cfb5499d9/FLAG35c0e6f80 [2020-10-28 04:50:45,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc8895fef/b585d5bbc1ab4201b2a39d2cfb5499d9 [2020-10-28 04:50:45,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 04:50:45,474 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 04:50:45,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 04:50:45,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 04:50:45,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 04:50:45,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:50:45" (1/1) ... [2020-10-28 04:50:45,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44cecd97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:45, skipping insertion in model container [2020-10-28 04:50:45,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:50:45" (1/1) ... [2020-10-28 04:50:45,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 04:50:45,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 04:50:47,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:50:47,070 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 04:50:47,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:50:47,523 INFO L208 MainTranslator]: Completed translation [2020-10-28 04:50:47,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:47 WrapperNode [2020-10-28 04:50:47,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 04:50:47,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 04:50:47,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 04:50:47,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 04:50:47,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:47" (1/1) ... [2020-10-28 04:50:47,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:47" (1/1) ... [2020-10-28 04:50:47,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:47" (1/1) ... [2020-10-28 04:50:47,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:47" (1/1) ... [2020-10-28 04:50:47,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:47" (1/1) ... [2020-10-28 04:50:47,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:47" (1/1) ... [2020-10-28 04:50:47,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:47" (1/1) ... [2020-10-28 04:50:47,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 04:50:47,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 04:50:47,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 04:50:47,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 04:50:47,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:47" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 04:50:47,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 04:50:47,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 04:50:47,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-28 04:50:47,878 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 04:50:47,878 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 04:50:47,878 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-28 04:50:47,879 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-28 04:50:47,879 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-28 04:50:47,880 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-28 04:50:47,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-28 04:50:47,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2020-10-28 04:50:47,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2020-10-28 04:50:47,882 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-28 04:50:47,882 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-28 04:50:47,882 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-28 04:50:47,882 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 04:50:47,882 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-28 04:50:47,885 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-28 04:50:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-28 04:50:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-28 04:50:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 04:50:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_trylock_bh [2020-10-28 04:50:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2020-10-28 04:50:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 04:50:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 04:50:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 04:50:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-28 04:50:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-28 04:50:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2020-10-28 04:50:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-28 04:50:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-28 04:50:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2020-10-28 04:50:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2020-10-28 04:50:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2020-10-28 04:50:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-28 04:50:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2020-10-28 04:50:47,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 04:50:47,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 04:50:47,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 04:50:47,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 04:50:47,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 04:50:47,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 04:50:47,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 04:50:47,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 04:50:47,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 04:50:47,891 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2020-10-28 04:50:47,891 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-28 04:50:47,891 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2020-10-28 04:50:47,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_print_buffer [2020-10-28 04:50:47,891 INFO L138 BoogieDeclarations]: Found implementation of procedure sp_get [2020-10-28 04:50:47,891 INFO L138 BoogieDeclarations]: Found implementation of procedure sp_put [2020-10-28 04:50:47,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_open [2020-10-28 04:50:47,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_close [2020-10-28 04:50:47,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_hangup [2020-10-28 04:50:47,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_read [2020-10-28 04:50:47,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_write [2020-10-28 04:50:47,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_synctty_ioctl [2020-10-28 04:50:47,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_poll [2020-10-28 04:50:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_receive [2020-10-28 04:50:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_wakeup [2020-10-28 04:50:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_init [2020-10-28 04:50:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_ioctl [2020-10-28 04:50:47,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_process [2020-10-28 04:50:47,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_txmunge [2020-10-28 04:50:47,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_send [2020-10-28 04:50:47,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_push [2020-10-28 04:50:47,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_flush_output [2020-10-28 04:50:47,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_input [2020-10-28 04:50:47,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_cleanup [2020-10-28 04:50:47,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ppp_channel_ops_2 [2020-10-28 04:50:47,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_1 [2020-10-28 04:50:47,896 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 04:50:47,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-28 04:50:47,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-28 04:50:47,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-28 04:50:47,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-28 04:50:47,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-28 04:50:47,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_12 [2020-10-28 04:50:47,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2020-10-28 04:50:47,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_14 [2020-10-28 04:50:47,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_15 [2020-10-28 04:50:47,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_16 [2020-10-28 04:50:47,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_17 [2020-10-28 04:50:47,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_18 [2020-10-28 04:50:47,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_19 [2020-10-28 04:50:47,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_20 [2020-10-28 04:50:47,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-28 04:50:47,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-28 04:50:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-28 04:50:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-28 04:50:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-28 04:50:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 04:50:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 04:50:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 04:50:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 04:50:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-28 04:50:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 04:50:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-28 04:50:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-28 04:50:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-28 04:50:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-28 04:50:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-28 04:50:47,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 04:50:47,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-28 04:50:47,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-28 04:50:47,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-28 04:50:47,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 04:50:47,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-28 04:50:47,906 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-28 04:50:47,906 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-28 04:50:47,906 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2020-10-28 04:50:47,906 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2020-10-28 04:50:47,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-28 04:50:47,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-28 04:50:47,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 04:50:47,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_trylock_bh [2020-10-28 04:50:47,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-28 04:50:47,909 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-28 04:50:47,909 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 04:50:47,909 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irq [2020-10-28 04:50:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irq [2020-10-28 04:50:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2020-10-28 04:50:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-28 04:50:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure n_tty_ioctl_helper [2020-10-28 04:50:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2020-10-28 04:50:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input [2020-10-28 04:50:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input_error [2020-10-28 04:50:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2020-10-28 04:50:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_channel [2020-10-28 04:50:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unit_number [2020-10-28 04:50:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2020-10-28 04:50:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2020-10-28 04:50:47,912 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 04:50:47,913 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-28 04:50:47,916 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-28 04:50:47,916 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-28 04:50:47,916 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2020-10-28 04:50:47,916 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-28 04:50:47,916 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2020-10-28 04:50:47,917 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-28 04:50:47,917 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2020-10-28 04:50:47,919 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2020-10-28 04:50:47,919 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2020-10-28 04:50:47,919 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2020-10-28 04:50:47,920 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2020-10-28 04:50:47,926 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unthrottle [2020-10-28 04:50:47,926 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2020-10-28 04:50:47,926 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 04:50:47,926 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 04:50:47,927 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 04:50:47,927 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 04:50:47,927 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 04:50:47,927 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 04:50:47,927 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 04:50:47,927 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 04:50:47,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 04:50:47,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 04:50:47,928 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 04:50:47,929 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-28 04:50:47,929 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-28 04:50:47,929 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-28 04:50:47,929 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-28 04:50:47,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 04:50:47,929 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-28 04:50:47,930 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2020-10-28 04:50:47,930 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2020-10-28 04:50:47,930 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 04:50:47,930 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2020-10-28 04:50:47,930 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-28 04:50:47,930 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 04:50:47,931 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-28 04:50:47,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 04:50:47,932 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-28 04:50:47,932 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-28 04:50:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 04:50:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-28 04:50:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-28 04:50:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 04:50:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_trylock_bh [2020-10-28 04:50:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-28 04:50:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-28 04:50:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 04:50:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2020-10-28 04:50:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irq [2020-10-28 04:50:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2020-10-28 04:50:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irq [2020-10-28 04:50:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 04:50:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-28 04:50:47,935 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-28 04:50:47,935 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-28 04:50:47,935 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-28 04:50:47,935 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 04:50:47,935 INFO L130 BoogieDeclarations]: Found specification of procedure spin_trylock_bh [2020-10-28 04:50:47,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 04:50:47,935 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-28 04:50:47,935 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2020-10-28 04:50:47,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 04:50:47,936 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2020-10-28 04:50:47,936 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2020-10-28 04:50:47,936 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 04:50:47,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 04:50:47,936 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 04:50:47,936 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 04:50:47,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 04:50:47,937 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 04:50:47,937 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-28 04:50:47,937 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-28 04:50:47,937 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-28 04:50:47,937 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-28 04:50:47,937 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-28 04:50:47,937 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-28 04:50:47,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-28 04:50:47,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-28 04:50:47,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-28 04:50:47,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-28 04:50:47,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_12 [2020-10-28 04:50:47,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2020-10-28 04:50:47,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_16 [2020-10-28 04:50:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_19 [2020-10-28 04:50:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_20 [2020-10-28 04:50:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-28 04:50:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_17 [2020-10-28 04:50:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_18 [2020-10-28 04:50:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2020-10-28 04:50:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 04:50:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-28 04:50:47,940 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-28 04:50:47,940 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-28 04:50:47,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_14 [2020-10-28 04:50:47,940 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2020-10-28 04:50:47,940 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-28 04:50:47,940 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-28 04:50:47,940 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-28 04:50:47,941 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2020-10-28 04:50:47,941 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2020-10-28 04:50:47,941 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-28 04:50:47,941 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2020-10-28 04:50:47,941 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2020-10-28 04:50:47,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_15 [2020-10-28 04:50:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2020-10-28 04:50:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 04:50:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-28 04:50:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-28 04:50:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 04:50:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 04:50:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 04:50:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2020-10-28 04:50:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 04:50:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 04:50:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 04:50:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 04:50:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 04:50:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 04:50:47,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 04:50:47,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 04:50:47,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 04:50:47,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 04:50:47,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ppp_channel_ops_2 [2020-10-28 04:50:47,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_1 [2020-10-28 04:50:47,945 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unthrottle [2020-10-28 04:50:47,946 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2020-10-28 04:50:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2020-10-28 04:50:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2020-10-28 04:50:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2020-10-28 04:50:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2020-10-28 04:50:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure n_tty_ioctl_helper [2020-10-28 04:50:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-28 04:50:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-28 04:50:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2020-10-28 04:50:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-28 04:50:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2020-10-28 04:50:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input [2020-10-28 04:50:47,952 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input_error [2020-10-28 04:50:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_channel [2020-10-28 04:50:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2020-10-28 04:50:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2020-10-28 04:50:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unit_number [2020-10-28 04:50:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2020-10-28 04:50:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_txmunge [2020-10-28 04:50:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_send [2020-10-28 04:50:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_ioctl [2020-10-28 04:50:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_process [2020-10-28 04:50:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_push [2020-10-28 04:50:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_flush_output [2020-10-28 04:50:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_input [2020-10-28 04:50:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_print_buffer [2020-10-28 04:50:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure sp_get [2020-10-28 04:50:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure sp_put [2020-10-28 04:50:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_open [2020-10-28 04:50:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_close [2020-10-28 04:50:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_hangup [2020-10-28 04:50:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_read [2020-10-28 04:50:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_write [2020-10-28 04:50:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_synctty_ioctl [2020-10-28 04:50:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_poll [2020-10-28 04:50:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_receive [2020-10-28 04:50:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_wakeup [2020-10-28 04:50:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_init [2020-10-28 04:50:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-28 04:50:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_cleanup [2020-10-28 04:50:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 04:50:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 04:50:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 04:50:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-28 04:50:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-28 04:50:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-28 04:50:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-28 04:50:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-28 04:50:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 04:50:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 04:50:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 04:50:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 04:50:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-28 04:50:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-28 04:50:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-28 04:50:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-28 04:50:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 04:50:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 04:50:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 04:50:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 04:50:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 04:50:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 04:50:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 04:50:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 04:50:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 04:50:48,956 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 04:50:53,008 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 04:50:53,008 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 04:50:53,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:50:53 BoogieIcfgContainer [2020-10-28 04:50:53,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 04:50:53,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 04:50:53,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 04:50:53,018 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 04:50:53,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:50:45" (1/3) ... [2020-10-28 04:50:53,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@259f8f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:50:53, skipping insertion in model container [2020-10-28 04:50:53,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:50:47" (2/3) ... [2020-10-28 04:50:53,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@259f8f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:50:53, skipping insertion in model container [2020-10-28 04:50:53,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:50:53" (3/3) ... [2020-10-28 04:50:53,021 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 [2020-10-28 04:50:53,033 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 04:50:53,040 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 04:50:53,053 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 04:50:53,089 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 04:50:53,089 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 04:50:53,089 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 04:50:53,089 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 04:50:53,089 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 04:50:53,090 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 04:50:53,090 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 04:50:53,090 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 04:50:53,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states. [2020-10-28 04:50:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-28 04:50:53,147 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:50:53,148 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] [2020-10-28 04:50:53,149 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:50:53,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:50:53,155 INFO L82 PathProgramCache]: Analyzing trace with hash -1116470799, now seen corresponding path program 1 times [2020-10-28 04:50:53,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:50:53,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1181807859] [2020-10-28 04:50:53,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:50:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:53,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:54,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:55,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:55,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-28 04:50:55,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:50:55,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1992 [2020-10-28 04:50:55,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:55,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:50:55,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 103 [2020-10-28 04:50:55,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 04:50:55,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 04:50:56,019 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 04:50:56,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:50:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:50:56,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 04:50:56,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:50:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:56,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:50:56,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 04:50:56,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:50:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:56,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:50:56,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:50:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:56,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:50:56,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:50:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:56,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:50:56,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:50:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:56,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:50:56,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:50:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:56,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 04:50:56,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:50:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:56,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:50:56,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:50:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:56,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:50:56,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:50:56,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:56,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:50:56,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:50:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:50:56,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:50:56,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:50:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:50:56,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:50:56,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:50:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:50:56,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:50:56,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 04:50:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:50:56,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 04:50:56,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 04:50:56,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:50:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:50:56,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:50:56,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:50:56,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 04:50:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:50:56,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:50:56,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:50:56,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:50:56,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:50:56,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:50:56,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:50:56,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:50:56,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:50:56,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:50:56,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:50:56,641 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-10-28 04:50:56,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1181807859] [2020-10-28 04:50:56,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:50:56,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 04:50:56,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408585766] [2020-10-28 04:50:56,650 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 04:50:56,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:50:56,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 04:50:56,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-28 04:50:56,666 INFO L87 Difference]: Start difference. First operand 1002 states. Second operand 6 states. [2020-10-28 04:50:57,084 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 04:50:57,611 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 04:50:58,043 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 04:51:21,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:51:21,503 INFO L93 Difference]: Finished difference Result 3480 states and 4935 transitions. [2020-10-28 04:51:21,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 04:51:21,507 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2020-10-28 04:51:21,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:51:21,557 INFO L225 Difference]: With dead ends: 3480 [2020-10-28 04:51:21,558 INFO L226 Difference]: Without dead ends: 2510 [2020-10-28 04:51:21,570 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-10-28 04:51:21,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2510 states. [2020-10-28 04:51:22,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2510 to 1774. [2020-10-28 04:51:22,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1774 states. [2020-10-28 04:51:22,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1774 states and 2264 transitions. [2020-10-28 04:51:22,037 INFO L78 Accepts]: Start accepts. Automaton has 1774 states and 2264 transitions. Word has length 103 [2020-10-28 04:51:22,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:51:22,038 INFO L481 AbstractCegarLoop]: Abstraction has 1774 states and 2264 transitions. [2020-10-28 04:51:22,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 04:51:22,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2264 transitions. [2020-10-28 04:51:22,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-28 04:51:22,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:51:22,054 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, 1, 1, 1, 1] [2020-10-28 04:51:22,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 04:51:22,054 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:51:22,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:51:22,055 INFO L82 PathProgramCache]: Analyzing trace with hash -44998885, now seen corresponding path program 1 times [2020-10-28 04:51:22,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:51:22,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [689393696] [2020-10-28 04:51:22,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:51:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:22,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-28 04:51:23,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 926 [2020-10-28 04:51:23,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 04:51:23,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-28 04:51:23,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 04:51:23,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,555 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 04:51:23,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:51:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:23,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 04:51:23,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:51:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:23,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:51:23,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:51:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:23,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:51:23,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:51:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:23,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:23,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:51:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:23,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:23,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:51:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:23,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:51:23,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:51:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:23,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:23,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:51:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:23,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:51:23,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:51:23,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:23,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:23,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:51:23,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:23,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:51:23,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:51:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:23,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:23,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:51:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:51:23,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:51:23,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:51:23,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:51:23,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:51:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:23,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:51:23,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:51:23,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 04:51:23,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 04:51:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 04:51:23,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:51:23,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:51:23,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 04:51:23,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:51:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:23,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:51:23,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:23,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:23,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:23,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 04:51:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:23,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:23,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:23,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:23,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:23,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:51:23,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:23,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:51:23,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:23,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:51:23,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:24,082 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-10-28 04:51:24,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [689393696] [2020-10-28 04:51:24,083 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:51:24,083 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 04:51:24,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819328274] [2020-10-28 04:51:24,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 04:51:24,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:51:24,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 04:51:24,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-28 04:51:24,086 INFO L87 Difference]: Start difference. First operand 1774 states and 2264 transitions. Second operand 9 states. [2020-10-28 04:51:24,454 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 04:51:25,009 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 04:51:25,479 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 04:51:31,454 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 213 [2020-10-28 04:51:32,067 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 04:51:32,616 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 04:51:36,817 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-28 04:51:54,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:51:54,741 INFO L93 Difference]: Finished difference Result 6197 states and 8382 transitions. [2020-10-28 04:51:54,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 04:51:54,742 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-10-28 04:51:54,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:51:54,773 INFO L225 Difference]: With dead ends: 6197 [2020-10-28 04:51:54,773 INFO L226 Difference]: Without dead ends: 4435 [2020-10-28 04:51:54,782 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2020-10-28 04:51:54,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4435 states. [2020-10-28 04:51:55,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4435 to 3812. [2020-10-28 04:51:55,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3812 states. [2020-10-28 04:51:55,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 3812 states and 5020 transitions. [2020-10-28 04:51:55,332 INFO L78 Accepts]: Start accepts. Automaton has 3812 states and 5020 transitions. Word has length 107 [2020-10-28 04:51:55,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:51:55,333 INFO L481 AbstractCegarLoop]: Abstraction has 3812 states and 5020 transitions. [2020-10-28 04:51:55,333 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 04:51:55,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3812 states and 5020 transitions. [2020-10-28 04:51:55,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-28 04:51:55,344 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:51:55,345 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] [2020-10-28 04:51:55,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 04:51:55,345 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:51:55,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:51:55,346 INFO L82 PathProgramCache]: Analyzing trace with hash 379926727, now seen corresponding path program 1 times [2020-10-28 04:51:55,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:51:55,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1749837943] [2020-10-28 04:51:55,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:51:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:55,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:55,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:55,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:57,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:57,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-28 04:51:57,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 04:51:57,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1957 [2020-10-28 04:51:57,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:57,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:51:57,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 169 [2020-10-28 04:51:57,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 04:51:57,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:57,790 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 04:51:57,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:51:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:57,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:57,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:57,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:57,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:57,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-28 04:51:57,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:57,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:57,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:57,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:57,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:57,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:51:57,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:57,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:57,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:57,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:57,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:57,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:51:57,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:57,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:57,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:57,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:57,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:57,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:51:57,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:57,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:57,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:57,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:57,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:57,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:51:57,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:57,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:57,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:57,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:57,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:57,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:51:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:57,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:57,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:57,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:57,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:57,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:51:57,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:57,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:57,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:57,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:57,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:57,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:51:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:57,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:57,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:57,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:57,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:57,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:57,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:57,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:57,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:57,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:57,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:57,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:51:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:57,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:57,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:57,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:57,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:57,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:57,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:57,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:51:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:58,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:51:58,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:51:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:58,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:58,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:51:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:58,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:58,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:51:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:58,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:51:58,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:51:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:51:58,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:58,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:51:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:51:58,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:51:58,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:51:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:58,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:51:58,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 04:51:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 04:51:58,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 04:51:58,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:51:58,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 04:51:58,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 04:51:58,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:51:58,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:58,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:51:58,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:51:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:58,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:51:58,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 04:51:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:58,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:58,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:51:58,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 04:51:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:58,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:51:58,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 04:51:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:58,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:58,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-28 04:51:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:58,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:51:58,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:51:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 04:51:58,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-28 04:51:58,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:51:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 04:51:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 04:51:58,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:51:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 04:51:58,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 04:51:58,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:51:58,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 04:51:58,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 04:51:58,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:51:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 04:51:58,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:51:58,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:51:58,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:51:58,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 04:51:58,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 04:51:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:58,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:58,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:51:58,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-28 04:51:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 04:51:58,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:51:58,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 04:51:58,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:51:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:58,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:51:58,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:51:58,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-28 04:51:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:51:58,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:51:58,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:51:58,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:51:58,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:51:58,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:51:58,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:51:58,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:51:58,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:51:58,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:51:58,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:51:58,695 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-10-28 04:51:58,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1749837943] [2020-10-28 04:51:58,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:51:58,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 04:51:58,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727157808] [2020-10-28 04:51:58,699 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 04:51:58,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:51:58,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 04:51:58,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-28 04:51:58,701 INFO L87 Difference]: Start difference. First operand 3812 states and 5020 transitions. Second operand 9 states. [2020-10-28 04:51:59,063 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 04:52:05,350 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 04:52:15,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:52:15,135 INFO L93 Difference]: Finished difference Result 7300 states and 10479 transitions. [2020-10-28 04:52:15,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 04:52:15,136 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 173 [2020-10-28 04:52:15,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:52:15,177 INFO L225 Difference]: With dead ends: 7300 [2020-10-28 04:52:15,177 INFO L226 Difference]: Without dead ends: 5226 [2020-10-28 04:52:15,190 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2020-10-28 04:52:15,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5226 states. [2020-10-28 04:52:15,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5226 to 3816. [2020-10-28 04:52:15,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3816 states. [2020-10-28 04:52:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3816 states and 5024 transitions. [2020-10-28 04:52:15,892 INFO L78 Accepts]: Start accepts. Automaton has 3816 states and 5024 transitions. Word has length 173 [2020-10-28 04:52:15,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:52:15,893 INFO L481 AbstractCegarLoop]: Abstraction has 3816 states and 5024 transitions. [2020-10-28 04:52:15,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 04:52:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 5024 transitions. [2020-10-28 04:52:15,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-28 04:52:15,904 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:52:15,904 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] [2020-10-28 04:52:15,904 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 04:52:15,905 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:52:15,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:52:15,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1653090854, now seen corresponding path program 1 times [2020-10-28 04:52:15,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:52:15,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [803199476] [2020-10-28 04:52:15,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:52:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:16,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:16,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:16,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:17,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-28 04:52:21,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 04:52:21,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-28 04:52:21,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:52:21,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 103 [2020-10-28 04:52:21,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 04:52:21,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,460 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 04:52:21,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:52:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:21,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 04:52:21,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:52:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:21,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:21,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:52:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:21,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:21,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:52:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:21,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:52:21,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:52:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:21,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:21,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:52:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:21,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:21,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:52:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:21,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:21,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:52:21,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:21,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:52:21,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:52:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:21,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:21,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:52:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:21,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:21,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:52:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:21,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:21,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:52:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:52:21,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:21,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:52:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:21,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:52:21,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 04:52:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 04:52:21,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 04:52:21,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-28 04:52:21,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:21,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:52:21,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:52:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:21,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:52:21,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 04:52:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:21,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:21,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 04:52:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:21,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:21,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 04:52:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:21,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:21,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-28 04:52:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:21,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:52:21,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:52:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 04:52:21,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:52:21,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 04:52:21,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:52:21,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:21,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:21,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:21,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:52:21,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:21,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:52:21,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:21,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:21,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:21,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:21,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:21,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 04:52:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:22,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:22,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:22,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:22,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:22,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:52:22,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:22,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:22,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:22,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:22,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:22,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-28 04:52:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:22,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:22,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:22,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 04:52:22,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:22,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:52:22,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 04:52:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:22,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:22,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:22,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:22,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:22,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:22,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:22,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:22,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:22,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:22,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:22,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:22,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-28 04:52:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:22,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:22,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:22,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:22,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:22,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:22,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:22,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:22,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:52:22,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:22,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:22,111 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-10-28 04:52:22,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [803199476] [2020-10-28 04:52:22,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:52:22,113 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 04:52:22,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078152947] [2020-10-28 04:52:22,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 04:52:22,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:52:22,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 04:52:22,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-28 04:52:22,120 INFO L87 Difference]: Start difference. First operand 3816 states and 5024 transitions. Second operand 9 states. [2020-10-28 04:52:22,492 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 04:52:23,020 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 04:52:23,483 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 04:52:45,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:52:45,693 INFO L93 Difference]: Finished difference Result 11791 states and 16573 transitions. [2020-10-28 04:52:45,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 04:52:45,694 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 175 [2020-10-28 04:52:45,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:52:45,747 INFO L225 Difference]: With dead ends: 11791 [2020-10-28 04:52:45,747 INFO L226 Difference]: Without dead ends: 8009 [2020-10-28 04:52:45,763 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2020-10-28 04:52:45,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8009 states. [2020-10-28 04:52:46,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8009 to 5826. [2020-10-28 04:52:46,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5826 states. [2020-10-28 04:52:46,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5826 states to 5826 states and 7694 transitions. [2020-10-28 04:52:46,852 INFO L78 Accepts]: Start accepts. Automaton has 5826 states and 7694 transitions. Word has length 175 [2020-10-28 04:52:46,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:52:46,852 INFO L481 AbstractCegarLoop]: Abstraction has 5826 states and 7694 transitions. [2020-10-28 04:52:46,853 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 04:52:46,853 INFO L276 IsEmpty]: Start isEmpty. Operand 5826 states and 7694 transitions. [2020-10-28 04:52:46,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-10-28 04:52:46,868 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:52:46,869 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 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] [2020-10-28 04:52:46,869 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 04:52:46,869 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:52:46,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:52:46,870 INFO L82 PathProgramCache]: Analyzing trace with hash 629920296, now seen corresponding path program 1 times [2020-10-28 04:52:46,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:52:46,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1371942994] [2020-10-28 04:52:46,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:52:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:46,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:47,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:47,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:47,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:51,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 268 [2020-10-28 04:52:52,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 04:52:52,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5199 [2020-10-28 04:52:52,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:52:52,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 103 [2020-10-28 04:52:52,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 04:52:52,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,537 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 04:52:52,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:52:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:52,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 04:52:52,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:52:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:52,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:52,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:52:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:52,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:52,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:52:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:52,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:52,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:52:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:52,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:52,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:52:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:52,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:52,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:52:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:52,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:52,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:52:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:52,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:52,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:52:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:52,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:52,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:52:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:52,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:52,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:52:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:52,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:52,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:52:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:52:52,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:52,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:52:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:52,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:52,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:52,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:52,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 04:52:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:52,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:52,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:52,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-28 04:52:52,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:52,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-28 04:52:52,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:52,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:52,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-28 04:52:52,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:52,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 04:52:53,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-28 04:52:53,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 04:52:53,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 04:52:53,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:53,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:53,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:52:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:53,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:53,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 04:52:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:53,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:52:53,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 04:52:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:53,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:53,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 04:52:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 04:52:53,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:52:53,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 04:52:53,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:52:53,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:52:53,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:52:53,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 04:52:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:53,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:53,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:52:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 04:52:53,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:53,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:53,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:53,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 04:52:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:53,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:52:53,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-28 04:52:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 04:52:53,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:52:53,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 04:52:53,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:53,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:53,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:53,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2020-10-28 04:52:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:53,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:53,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:53,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:53,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:53,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:53,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:53,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:53,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:52:53,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:53,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:53,644 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-10-28 04:52:53,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1371942994] [2020-10-28 04:52:53,645 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:52:53,645 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 04:52:53,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655676974] [2020-10-28 04:52:53,646 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 04:52:53,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:52:53,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 04:52:53,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-28 04:52:53,650 INFO L87 Difference]: Start difference. First operand 5826 states and 7694 transitions. Second operand 9 states. [2020-10-28 04:52:54,026 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 04:52:54,564 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 04:52:55,048 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 04:53:19,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:53:19,954 INFO L93 Difference]: Finished difference Result 16392 states and 22250 transitions. [2020-10-28 04:53:19,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 04:53:19,955 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 198 [2020-10-28 04:53:19,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:53:20,012 INFO L225 Difference]: With dead ends: 16392 [2020-10-28 04:53:20,013 INFO L226 Difference]: Without dead ends: 10600 [2020-10-28 04:53:20,034 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-10-28 04:53:20,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10600 states. [2020-10-28 04:53:21,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10600 to 8417. [2020-10-28 04:53:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8417 states. [2020-10-28 04:53:21,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8417 states to 8417 states and 10981 transitions. [2020-10-28 04:53:21,367 INFO L78 Accepts]: Start accepts. Automaton has 8417 states and 10981 transitions. Word has length 198 [2020-10-28 04:53:21,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:53:21,367 INFO L481 AbstractCegarLoop]: Abstraction has 8417 states and 10981 transitions. [2020-10-28 04:53:21,368 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 04:53:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 8417 states and 10981 transitions. [2020-10-28 04:53:21,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-28 04:53:21,394 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:53:21,395 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 3, 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] [2020-10-28 04:53:21,395 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 04:53:21,395 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:53:21,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:53:21,396 INFO L82 PathProgramCache]: Analyzing trace with hash 231041489, now seen corresponding path program 1 times [2020-10-28 04:53:21,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:53:21,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1824926965] [2020-10-28 04:53:21,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:53:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:21,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:21,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:21,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:22,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:26,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:26,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 289 [2020-10-28 04:53:26,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 04:53:26,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 04:53:26,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:26,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:53:26,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 142 [2020-10-28 04:53:26,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 04:53:26,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:26,941 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 04:53:26,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:26,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:26,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:26,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:26,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:26,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 04:53:26,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:26,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:26,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:26,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:26,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:53:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:27,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:53:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:53:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:27,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:53:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:53:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:53:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:53:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:53:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:53:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:53:27,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:53:27,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:53:27,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:53:27,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:27,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 04:53:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 04:53:27,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:53:27,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:27,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 04:53:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:53:27,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:53:27,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 04:53:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:53:27,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:53:27,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:53:27,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 04:53:27,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:27,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:27,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 04:53:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 04:53:27,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 04:53:27,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-28 04:53:27,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:27,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:53:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 04:53:27,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 04:53:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:27,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 04:53:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:27,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 04:53:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:27,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-28 04:53:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:27,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:53:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 04:53:27,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:53:27,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 04:53:27,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:53:27,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:53:27,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:53:27,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 04:53:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-28 04:53:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:53:27,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:27,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 04:53:27,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:27,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:27,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-28 04:53:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:27,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:27,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:27,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:27,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:27,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:27,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:27,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:27,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:53:27,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:27,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:27,766 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2020-10-28 04:53:27,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1824926965] [2020-10-28 04:53:27,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:53:27,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 04:53:27,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945181009] [2020-10-28 04:53:27,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 04:53:27,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:53:27,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 04:53:27,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-28 04:53:27,770 INFO L87 Difference]: Start difference. First operand 8417 states and 10981 transitions. Second operand 11 states. [2020-10-28 04:53:28,144 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 04:53:28,653 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 04:53:29,198 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 04:53:55,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:53:55,051 INFO L93 Difference]: Finished difference Result 24553 states and 33435 transitions. [2020-10-28 04:53:55,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-28 04:53:55,052 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 213 [2020-10-28 04:53:55,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:53:55,122 INFO L225 Difference]: With dead ends: 24553 [2020-10-28 04:53:55,123 INFO L226 Difference]: Without dead ends: 16185 [2020-10-28 04:53:55,149 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=178, Invalid=472, Unknown=0, NotChecked=0, Total=650 [2020-10-28 04:53:55,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16185 states. [2020-10-28 04:53:56,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16185 to 12283. [2020-10-28 04:53:56,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12283 states. [2020-10-28 04:53:56,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12283 states to 12283 states and 15955 transitions. [2020-10-28 04:53:56,662 INFO L78 Accepts]: Start accepts. Automaton has 12283 states and 15955 transitions. Word has length 213 [2020-10-28 04:53:56,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:53:56,663 INFO L481 AbstractCegarLoop]: Abstraction has 12283 states and 15955 transitions. [2020-10-28 04:53:56,663 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 04:53:56,663 INFO L276 IsEmpty]: Start isEmpty. Operand 12283 states and 15955 transitions. [2020-10-28 04:53:56,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-28 04:53:56,695 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:53:56,695 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 3, 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] [2020-10-28 04:53:56,696 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 04:53:56,696 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:53:56,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:53:56,696 INFO L82 PathProgramCache]: Analyzing trace with hash -1986891429, now seen corresponding path program 1 times [2020-10-28 04:53:56,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:53:56,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [808942123] [2020-10-28 04:53:56,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:53:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:56,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:56,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:57,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:59,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:01,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:01,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 296 [2020-10-28 04:54:01,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 04:54:01,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 04:54:01,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:01,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 04:54:01,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-28 04:54:01,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:54:01,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,307 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 04:54:02,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:02,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 04:54:02,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:54:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:54:02,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:54:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:02,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:54:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:02,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:54:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:02,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:54:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:02,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:54:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:02,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:54:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:02,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:54:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:02,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:54:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:02,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:54:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:02,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:54:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:54:02,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:02,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:02,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:02,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 04:54:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 04:54:02,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 04:54:02,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:54:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 04:54:02,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:02,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:02,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:54:02,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 04:54:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:54:02,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:54:02,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 04:54:02,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:54:02,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 04:54:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:54:02,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:54:02,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 04:54:02,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:02,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:02,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:02,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 04:54:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:02,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:02,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:02,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 04:54:02,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:02,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 04:54:02,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:02,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:02,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-28 04:54:02,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:02,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:02,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 04:54:03,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 04:54:03,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:03,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:54:03,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:54:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:03,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:03,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 04:54:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:03,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:03,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 04:54:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:03,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:54:03,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 04:54:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:03,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:54:03,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-28 04:54:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:03,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:03,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:54:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 04:54:03,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 04:54:03,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 04:54:03,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:54:03,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:54:03,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:54:03,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 04:54:03,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:03,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:03,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-28 04:54:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:54:03,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:54:03,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 04:54:03,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:03,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:54:03,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:03,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2020-10-28 04:54:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:03,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:03,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:03,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:03,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:03,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:03,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:03,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:03,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:54:03,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:03,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:03,417 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2020-10-28 04:54:03,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [808942123] [2020-10-28 04:54:03,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:54:03,418 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-28 04:54:03,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073167966] [2020-10-28 04:54:03,419 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 04:54:03,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:54:03,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 04:54:03,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-10-28 04:54:03,420 INFO L87 Difference]: Start difference. First operand 12283 states and 15955 transitions. Second operand 14 states. [2020-10-28 04:54:03,819 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 04:54:05,635 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 04:54:06,080 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 215