/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-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/seq-pthread/cs_szymanski.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 00:59:33,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 00:59:33,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 00:59:33,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 00:59:33,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 00:59:33,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 00:59:33,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 00:59:33,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 00:59:33,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 00:59:33,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 00:59:33,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 00:59:33,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 00:59:33,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 00:59:33,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 00:59:33,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 00:59:33,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 00:59:33,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 00:59:34,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 00:59:34,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 00:59:34,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 00:59:34,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 00:59:34,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 00:59:34,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 00:59:34,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 00:59:34,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 00:59:34,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 00:59:34,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 00:59:34,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 00:59:34,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 00:59:34,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 00:59:34,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 00:59:34,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 00:59:34,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 00:59:34,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 00:59:34,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 00:59:34,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 00:59:34,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 00:59:34,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 00:59:34,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 00:59:34,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 00:59:34,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 00:59:34,053 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 00:59:34,103 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 00:59:34,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 00:59:34,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 00:59:34,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 00:59:34,108 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 00:59:34,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 00:59:34,109 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 00:59:34,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 00:59:34,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 00:59:34,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 00:59:34,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 00:59:34,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 00:59:34,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 00:59:34,111 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 00:59:34,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 00:59:34,112 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 00:59:34,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 00:59:34,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 00:59:34,112 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 00:59:34,113 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 00:59:34,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 00:59:34,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 00:59:34,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 00:59:34,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 00:59:34,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 00:59:34,114 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 00:59:34,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 00:59:34,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 00:59:34,115 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 00:59:34,115 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 00:59:34,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 00:59:34,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 00:59:34,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 00:59:34,541 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 00:59:34,542 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 00:59:34,543 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-pthread/cs_szymanski.i [2020-10-28 00:59:34,635 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d19cf793a/3ee526f5f14e41a6961377bb604cced4/FLAGcade68559 [2020-10-28 00:59:35,391 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 00:59:35,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-pthread/cs_szymanski.i [2020-10-28 00:59:35,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d19cf793a/3ee526f5f14e41a6961377bb604cced4/FLAGcade68559 [2020-10-28 00:59:35,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d19cf793a/3ee526f5f14e41a6961377bb604cced4 [2020-10-28 00:59:35,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 00:59:35,623 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 00:59:35,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 00:59:35,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 00:59:35,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 00:59:35,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 12:59:35" (1/1) ... [2020-10-28 00:59:35,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28c1167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:35, skipping insertion in model container [2020-10-28 00:59:35,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 12:59:35" (1/1) ... [2020-10-28 00:59:35,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 00:59:35,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 00:59:36,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 00:59:36,264 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 00:59:36,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 00:59:36,506 INFO L208 MainTranslator]: Completed translation [2020-10-28 00:59:36,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:36 WrapperNode [2020-10-28 00:59:36,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 00:59:36,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 00:59:36,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 00:59:36,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 00:59:36,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:36" (1/1) ... [2020-10-28 00:59:36,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:36" (1/1) ... [2020-10-28 00:59:36,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:36" (1/1) ... [2020-10-28 00:59:36,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:36" (1/1) ... [2020-10-28 00:59:36,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:36" (1/1) ... [2020-10-28 00:59:36,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:36" (1/1) ... [2020-10-28 00:59:36,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:36" (1/1) ... [2020-10-28 00:59:36,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 00:59:36,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 00:59:36,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 00:59:36,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 00:59:36,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:36" (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 00:59:36,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 00:59:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 00:59:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-10-28 00:59:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 00:59:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 00:59:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-28 00:59:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-28 00:59:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-10-28 00:59:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-10-28 00:59:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-10-28 00:59:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-28 00:59:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-10-28 00:59:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2020-10-28 00:59:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2020-10-28 00:59:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-10-28 00:59:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-10-28 00:59:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2020-10-28 00:59:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2020-10-28 00:59:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_broadcast [2020-10-28 00:59:36,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2020-10-28 00:59:36,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assert [2020-10-28 00:59:36,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2020-10-28 00:59:36,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-10-28 00:59:36,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-10-28 00:59:36,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-10-28 00:59:36,740 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-10-28 00:59:36,740 INFO L138 BoogieDeclarations]: Found implementation of procedure main_thread [2020-10-28 00:59:36,740 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 00:59:36,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 00:59:36,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 00:59:36,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-28 00:59:36,741 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 00:59:36,741 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 00:59:36,741 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 00:59:36,741 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 00:59:36,741 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 00:59:36,741 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 00:59:36,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 00:59:36,742 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-28 00:59:36,742 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-28 00:59:36,742 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-28 00:59:36,742 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-28 00:59:36,742 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-28 00:59:36,742 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-28 00:59:36,742 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-28 00:59:36,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-28 00:59:36,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-28 00:59:36,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-28 00:59:36,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-28 00:59:36,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-28 00:59:36,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-28 00:59:36,743 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-28 00:59:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-28 00:59:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-28 00:59:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-28 00:59:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-28 00:59:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-10-28 00:59:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-10-28 00:59:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-10-28 00:59:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-28 00:59:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-28 00:59:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-28 00:59:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-28 00:59:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-28 00:59:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-28 00:59:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-28 00:59:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-28 00:59:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-28 00:59:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-28 00:59:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-28 00:59:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-28 00:59:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-28 00:59:36,747 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-28 00:59:36,747 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-28 00:59:36,747 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-28 00:59:36,747 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-28 00:59:36,747 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-28 00:59:36,747 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-28 00:59:36,748 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-28 00:59:36,748 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-28 00:59:36,748 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-28 00:59:36,748 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-28 00:59:36,748 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-28 00:59:36,748 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-28 00:59:36,748 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-28 00:59:36,749 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-28 00:59:36,749 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-28 00:59:36,749 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-28 00:59:36,749 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-28 00:59:36,749 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-28 00:59:36,749 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-28 00:59:36,750 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-28 00:59:36,750 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-28 00:59:36,750 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 00:59:36,750 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 00:59:36,750 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-28 00:59:36,750 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 00:59:36,750 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-28 00:59:36,751 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-28 00:59:36,751 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-28 00:59:36,751 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-10-28 00:59:36,751 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-28 00:59:36,751 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-10-28 00:59:36,751 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-28 00:59:36,751 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 00:59:36,752 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-10-28 00:59:36,752 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-28 00:59:36,752 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-28 00:59:36,752 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-28 00:59:36,752 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-28 00:59:36,752 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-28 00:59:36,752 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-28 00:59:36,753 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-28 00:59:36,753 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-28 00:59:36,753 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-28 00:59:36,753 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-28 00:59:36,753 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-28 00:59:36,753 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-28 00:59:36,753 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-28 00:59:36,754 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-28 00:59:36,754 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-28 00:59:36,754 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-28 00:59:36,754 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-28 00:59:36,754 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-28 00:59:36,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-28 00:59:36,754 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-28 00:59:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-28 00:59:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-28 00:59:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-28 00:59:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-28 00:59:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-28 00:59:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-28 00:59:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-28 00:59:36,756 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-28 00:59:36,756 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-28 00:59:36,756 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-28 00:59:36,756 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-28 00:59:36,756 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-28 00:59:36,756 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-28 00:59:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-28 00:59:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-28 00:59:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-28 00:59:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-28 00:59:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-28 00:59:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-28 00:59:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-10-28 00:59:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2020-10-28 00:59:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2020-10-28 00:59:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 00:59:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 00:59:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-10-28 00:59:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-10-28 00:59:36,759 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2020-10-28 00:59:36,759 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2020-10-28 00:59:36,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 00:59:36,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 00:59:36,759 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_broadcast [2020-10-28 00:59:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2020-10-28 00:59:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assert [2020-10-28 00:59:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2020-10-28 00:59:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-10-28 00:59:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-10-28 00:59:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-10-28 00:59:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-10-28 00:59:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure main_thread [2020-10-28 00:59:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 00:59:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 00:59:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 00:59:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-10-28 00:59:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 00:59:36,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 00:59:36,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 00:59:37,657 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:37,658 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:37,795 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:37,795 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:40,459 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 00:59:40,460 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-10-28 00:59:40,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 12:59:40 BoogieIcfgContainer [2020-10-28 00:59:40,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 00:59:40,466 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 00:59:40,466 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 00:59:40,471 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 00:59:40,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 12:59:35" (1/3) ... [2020-10-28 00:59:40,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a5feeea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 12:59:40, skipping insertion in model container [2020-10-28 00:59:40,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:36" (2/3) ... [2020-10-28 00:59:40,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a5feeea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 12:59:40, skipping insertion in model container [2020-10-28 00:59:40,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 12:59:40" (3/3) ... [2020-10-28 00:59:40,476 INFO L111 eAbstractionObserver]: Analyzing ICFG cs_szymanski.i [2020-10-28 00:59:40,489 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 00:59:40,497 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 00:59:40,511 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 00:59:40,554 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 00:59:40,554 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 00:59:40,554 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 00:59:40,554 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 00:59:40,555 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 00:59:40,555 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 00:59:40,555 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 00:59:40,555 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 00:59:40,584 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states. [2020-10-28 00:59:40,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-28 00:59:40,598 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 00:59:40,599 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:59:40,600 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 00:59:40,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 00:59:40,606 INFO L82 PathProgramCache]: Analyzing trace with hash -977898822, now seen corresponding path program 1 times [2020-10-28 00:59:40,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 00:59:40,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1438698786] [2020-10-28 00:59:40,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 00:59:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:40,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:41,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:41,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:41,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:41,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:41,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:41,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:41,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:42,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:43,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:43,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:44,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:44,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:44,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:45,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:45,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:45,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-28 00:59:46,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-28 00:59:46,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5256 [2020-10-28 00:59:46,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-28 00:59:46,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 00:59:46,400 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 00:59:46,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 00:59:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 00:59:46,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:46,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 00:59:46,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 00:59:46,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-28 00:59:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 00:59:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 00:59:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 00:59:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 00:59:46,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 00:59:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 00:59:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 00:59:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 00:59:46,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 00:59:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 00:59:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-28 00:59:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 00:59:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 00:59:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 00:59:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 00:59:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 00:59:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:46,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:46,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 00:59:46,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 00:59:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:46,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 00:59:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:46,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 00:59:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:46,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:46,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:46,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:46,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:46,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:46,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:46,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:46,670 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2020-10-28 00:59:46,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1438698786] [2020-10-28 00:59:46,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 00:59:46,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-10-28 00:59:46,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205211521] [2020-10-28 00:59:46,680 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 00:59:46,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 00:59:46,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 00:59:46,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 00:59:46,697 INFO L87 Difference]: Start difference. First operand 235 states. Second operand 3 states. [2020-10-28 00:59:49,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 00:59:49,473 INFO L93 Difference]: Finished difference Result 253 states and 388 transitions. [2020-10-28 00:59:49,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 00:59:49,475 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2020-10-28 00:59:49,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 00:59:49,488 INFO L225 Difference]: With dead ends: 253 [2020-10-28 00:59:49,488 INFO L226 Difference]: Without dead ends: 123 [2020-10-28 00:59:49,494 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 00:59:49,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-10-28 00:59:49,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 119. [2020-10-28 00:59:49,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-10-28 00:59:49,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 164 transitions. [2020-10-28 00:59:49,566 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 164 transitions. Word has length 128 [2020-10-28 00:59:49,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 00:59:49,567 INFO L481 AbstractCegarLoop]: Abstraction has 119 states and 164 transitions. [2020-10-28 00:59:49,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 00:59:49,567 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 164 transitions. [2020-10-28 00:59:49,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-28 00:59:49,571 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 00:59:49,572 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:59:49,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 00:59:49,572 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 00:59:49,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 00:59:49,573 INFO L82 PathProgramCache]: Analyzing trace with hash -1922672490, now seen corresponding path program 1 times [2020-10-28 00:59:49,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 00:59:49,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1240749731] [2020-10-28 00:59:49,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 00:59:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:49,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:50,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-28 00:59:56,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 00:59:56,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6442 [2020-10-28 00:59:56,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 00:59:56,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 00:59:56,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 00:59:56,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,325 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 00:59:56,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 00:59:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 00:59:56,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 00:59:56,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 00:59:56,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-28 00:59:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 00:59:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 00:59:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 00:59:56,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 00:59:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:56,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 00:59:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:56,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 00:59:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 00:59:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 00:59:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 00:59:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 00:59:56,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-28 00:59:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 00:59:56,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 00:59:56,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 00:59:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 00:59:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 00:59:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:56,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 00:59:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 00:59:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 00:59:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 00:59:56,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 00:59:56,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 00:59:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:56,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 00:59:56,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 00:59:56,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 00:59:56,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 00:59:56,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 00:59:56,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 00:59:56,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 00:59:56,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 00:59:56,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 00:59:56,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 00:59:56,543 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2020-10-28 00:59:56,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1240749731] [2020-10-28 00:59:56,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 00:59:56,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 00:59:56,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094584856] [2020-10-28 00:59:56,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 00:59:56,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 00:59:56,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 00:59:56,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 00:59:56,551 INFO L87 Difference]: Start difference. First operand 119 states and 164 transitions. Second operand 4 states. [2020-10-28 00:59:59,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 00:59:59,432 INFO L93 Difference]: Finished difference Result 227 states and 314 transitions. [2020-10-28 00:59:59,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 00:59:59,433 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 128 [2020-10-28 00:59:59,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 00:59:59,436 INFO L225 Difference]: With dead ends: 227 [2020-10-28 00:59:59,436 INFO L226 Difference]: Without dead ends: 123 [2020-10-28 00:59:59,438 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 00:59:59,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-10-28 00:59:59,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 119. [2020-10-28 00:59:59,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-10-28 00:59:59,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 163 transitions. [2020-10-28 00:59:59,484 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 163 transitions. Word has length 128 [2020-10-28 00:59:59,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 00:59:59,485 INFO L481 AbstractCegarLoop]: Abstraction has 119 states and 163 transitions. [2020-10-28 00:59:59,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 00:59:59,485 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 163 transitions. [2020-10-28 00:59:59,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-28 00:59:59,494 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 00:59:59,494 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:59:59,494 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 00:59:59,494 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 00:59:59,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 00:59:59,495 INFO L82 PathProgramCache]: Analyzing trace with hash -362790583, now seen corresponding path program 1 times [2020-10-28 00:59:59,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 00:59:59,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1177392400] [2020-10-28 00:59:59,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 00:59:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 00:59:59,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:00,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:04,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:04,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-28 01:00:04,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:00:04,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5163 [2020-10-28 01:00:04,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 01:00:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 01:00:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 01:00:04,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:04,964 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:00:04,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:00:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:04,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:04,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:04,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:00:04,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:04,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:00:04,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:04,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:04,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:04,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:04,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 01:00:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:00:05,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-28 01:00:05,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 01:00:05,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:05,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 01:00:05,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:00:05,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 01:00:05,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 01:00:05,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:05,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 01:00:05,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:05,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:00:05,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 01:00:05,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 01:00:05,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:05,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 01:00:05,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:05,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 01:00:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:00:05,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 01:00:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:00:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 01:00:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:00:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-28 01:00:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 01:00:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:00:05,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 01:00:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:00:05,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 01:00:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 01:00:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 01:00:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:05,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 01:00:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:00:05,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 01:00:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:05,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 01:00:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:05,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 01:00:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:05,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 01:00:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 01:00:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:00:05,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 01:00:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:05,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:05,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:05,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:05,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:05,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:05,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:05,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:05,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:05,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:05,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:05,498 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2020-10-28 01:00:05,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1177392400] [2020-10-28 01:00:05,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:00:05,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 01:00:05,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19641776] [2020-10-28 01:00:05,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:00:05,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:00:05,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:00:05,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:00:05,502 INFO L87 Difference]: Start difference. First operand 119 states and 163 transitions. Second operand 8 states. [2020-10-28 01:00:05,680 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:00:08,217 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 01:00:08,411 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-28 01:00:09,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:00:09,672 INFO L93 Difference]: Finished difference Result 330 states and 465 transitions. [2020-10-28 01:00:09,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 01:00:09,673 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2020-10-28 01:00:09,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:00:09,683 INFO L225 Difference]: With dead ends: 330 [2020-10-28 01:00:09,683 INFO L226 Difference]: Without dead ends: 226 [2020-10-28 01:00:09,688 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 47 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-28 01:00:09,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-10-28 01:00:09,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 213. [2020-10-28 01:00:09,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-10-28 01:00:09,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 304 transitions. [2020-10-28 01:00:09,761 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 304 transitions. Word has length 152 [2020-10-28 01:00:09,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:00:09,761 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 304 transitions. [2020-10-28 01:00:09,761 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:00:09,761 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 304 transitions. [2020-10-28 01:00:09,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-28 01:00:09,766 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:00:09,766 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:00:09,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 01:00:09,766 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:00:09,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:00:09,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1455425785, now seen corresponding path program 1 times [2020-10-28 01:00:09,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:00:09,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [115559234] [2020-10-28 01:00:09,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:00:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:09,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:12,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-28 01:00:16,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:00:16,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6217 [2020-10-28 01:00:16,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:00:16,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 01:00:16,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:00:16,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,182 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:00:16,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:00:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:00:16,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:00:16,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:16,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 01:00:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:00:16,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 01:00:16,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 01:00:16,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:00:16,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:00:16,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:16,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:00:16,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:00:16,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:16,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:16,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:16,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 01:00:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:00:16,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 01:00:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:16,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 01:00:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:00:16,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 01:00:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:00:16,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:00:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:00:16,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-28 01:00:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:00:16,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 01:00:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:00:16,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 01:00:16,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:16,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 01:00:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:16,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 01:00:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:16,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 01:00:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:16,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 01:00:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:16,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 01:00:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:00:16,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 01:00:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:16,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 01:00:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:16,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:00:16,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 01:00:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:16,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 01:00:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:00:16,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 01:00:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:16,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:16,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:16,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:16,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:16,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:16,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:16,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:16,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:16,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:16,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:16,521 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2020-10-28 01:00:16,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [115559234] [2020-10-28 01:00:16,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:00:16,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 01:00:16,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867258487] [2020-10-28 01:00:16,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 01:00:16,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:00:16,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 01:00:16,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 01:00:16,525 INFO L87 Difference]: Start difference. First operand 213 states and 304 transitions. Second operand 6 states. [2020-10-28 01:00:16,674 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:00:19,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:00:19,397 INFO L93 Difference]: Finished difference Result 424 states and 608 transitions. [2020-10-28 01:00:19,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 01:00:19,397 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 152 [2020-10-28 01:00:19,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:00:19,404 INFO L225 Difference]: With dead ends: 424 [2020-10-28 01:00:19,404 INFO L226 Difference]: Without dead ends: 221 [2020-10-28 01:00:19,405 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:00:19,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2020-10-28 01:00:19,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 214. [2020-10-28 01:00:19,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-10-28 01:00:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 305 transitions. [2020-10-28 01:00:19,455 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 305 transitions. Word has length 152 [2020-10-28 01:00:19,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:00:19,455 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 305 transitions. [2020-10-28 01:00:19,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 01:00:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 305 transitions. [2020-10-28 01:00:19,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-28 01:00:19,459 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:00:19,459 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:00:19,459 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 01:00:19,459 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:00:19,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:00:19,460 INFO L82 PathProgramCache]: Analyzing trace with hash -430268255, now seen corresponding path program 1 times [2020-10-28 01:00:19,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:00:19,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1714936304] [2020-10-28 01:00:19,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:00:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:19,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:19,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-28 01:00:25,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:00:25,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5905 [2020-10-28 01:00:25,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:00:25,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 01:00:25,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:00:25,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,612 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:00:25,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:00:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:00:25,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:00:25,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:00:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:00:25,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 01:00:25,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 01:00:25,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:00:25,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:00:25,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:25,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:00:25,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:00:25,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:25,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:25,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:25,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:00:25,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 01:00:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:25,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 01:00:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:25,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 01:00:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:25,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-28 01:00:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:00:25,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:00:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:25,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 01:00:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:25,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 01:00:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:25,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 01:00:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:25,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 01:00:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:25,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 01:00:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:25,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 01:00:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:25,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 01:00:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:25,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 01:00:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:25,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 01:00:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:25,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 01:00:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:25,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 01:00:25,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:25,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 01:00:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:25,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:25,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 01:00:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:25,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:25,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:25,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:25,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:25,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:25,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:25,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:25,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:25,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:25,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:26,004 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2020-10-28 01:00:26,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1714936304] [2020-10-28 01:00:26,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:00:26,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 01:00:26,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747407577] [2020-10-28 01:00:26,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 01:00:26,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:00:26,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 01:00:26,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 01:00:26,008 INFO L87 Difference]: Start difference. First operand 214 states and 305 transitions. Second operand 6 states. [2020-10-28 01:00:26,161 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:00:33,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:00:33,335 INFO L93 Difference]: Finished difference Result 427 states and 612 transitions. [2020-10-28 01:00:33,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 01:00:33,336 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2020-10-28 01:00:33,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:00:33,338 INFO L225 Difference]: With dead ends: 427 [2020-10-28 01:00:33,339 INFO L226 Difference]: Without dead ends: 220 [2020-10-28 01:00:33,340 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:00:33,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2020-10-28 01:00:33,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 215. [2020-10-28 01:00:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-10-28 01:00:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 306 transitions. [2020-10-28 01:00:33,394 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 306 transitions. Word has length 155 [2020-10-28 01:00:33,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:00:33,396 INFO L481 AbstractCegarLoop]: Abstraction has 215 states and 306 transitions. [2020-10-28 01:00:33,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 01:00:33,396 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 306 transitions. [2020-10-28 01:00:33,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-28 01:00:33,405 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:00:33,405 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:00:33,405 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 01:00:33,405 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:00:33,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:00:33,406 INFO L82 PathProgramCache]: Analyzing trace with hash -333634973, now seen corresponding path program 1 times [2020-10-28 01:00:33,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:00:33,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [124193286] [2020-10-28 01:00:33,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:00:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:33,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:33,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-28 01:00:38,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:00:38,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5072 [2020-10-28 01:00:38,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 01:00:38,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 01:00:38,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:00:38,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,709 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:00:38,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:00:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:00:38,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:00:38,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:38,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-28 01:00:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:00:38,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 01:00:38,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 01:00:38,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:00:38,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:00:38,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:38,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:00:38,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:00:38,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:38,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:38,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 01:00:38,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:38,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 01:00:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:38,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 01:00:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:00:38,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:00:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:38,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-28 01:00:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:38,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 01:00:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:38,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 01:00:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:38,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 01:00:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:38,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 01:00:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:00:38,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 01:00:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:00:38,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 01:00:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:38,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 01:00:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:38,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 01:00:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:38,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 01:00:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:38,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 01:00:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:38,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:38,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:38,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:38,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:38,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:38,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:38,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:38,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:38,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-28 01:00:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:38,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:38,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:39,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:39,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:39,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:00:39,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:39,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:39,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:39,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:39,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:39,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-28 01:00:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:39,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:39,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:39,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:39,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:39,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:39,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:39,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:39,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:39,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:39,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:39,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-28 01:00:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:39,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:39,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:39,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:39,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:39,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:39,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:39,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:39,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:39,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:39,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:39,042 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2020-10-28 01:00:39,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [124193286] [2020-10-28 01:00:39,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:00:39,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-28 01:00:39,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592969728] [2020-10-28 01:00:39,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 01:00:39,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:00:39,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 01:00:39,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-28 01:00:39,045 INFO L87 Difference]: Start difference. First operand 215 states and 306 transitions. Second operand 7 states. [2020-10-28 01:00:39,201 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:00:46,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:00:46,425 INFO L93 Difference]: Finished difference Result 430 states and 615 transitions. [2020-10-28 01:00:46,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 01:00:46,427 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 157 [2020-10-28 01:00:46,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:00:46,430 INFO L225 Difference]: With dead ends: 430 [2020-10-28 01:00:46,430 INFO L226 Difference]: Without dead ends: 222 [2020-10-28 01:00:46,434 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:00:46,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-10-28 01:00:46,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 217. [2020-10-28 01:00:46,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-10-28 01:00:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 308 transitions. [2020-10-28 01:00:46,479 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 308 transitions. Word has length 157 [2020-10-28 01:00:46,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:00:46,479 INFO L481 AbstractCegarLoop]: Abstraction has 217 states and 308 transitions. [2020-10-28 01:00:46,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 01:00:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 308 transitions. [2020-10-28 01:00:46,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-28 01:00:46,482 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:00:46,483 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 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] [2020-10-28 01:00:46,483 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 01:00:46,483 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:00:46,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:00:46,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1958331483, now seen corresponding path program 2 times [2020-10-28 01:00:46,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:00:46,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [662679928] [2020-10-28 01:00:46,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:00:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:46,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:46,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-28 01:00:52,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:00:52,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5802 [2020-10-28 01:00:52,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:00:52,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 01:00:52,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:00:52,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,526 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:00:52,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:00:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:00:52,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:00:52,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:52,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 01:00:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:00:52,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 01:00:52,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 01:00:52,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:00:52,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:00:52,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:52,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:00:52,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:00:52,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:52,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:00:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:52,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:00:52,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 01:00:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:00:52,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 01:00:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 01:00:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 01:00:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 01:00:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:52,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:00:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:00:52,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 01:00:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 01:00:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:52,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 01:00:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:52,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 01:00:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:00:52,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 01:00:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 01:00:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-28 01:00:52,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 01:00:52,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 01:00:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 01:00:52,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-28 01:00:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-28 01:00:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-28 01:00:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:52,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:00:52,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:00:52,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:00:52,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:00:52,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:00:52,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:00:52,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:00:52,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:00:52,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:00:52,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:00:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2020-10-28 01:00:52,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [662679928] [2020-10-28 01:00:52,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:00:52,855 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 01:00:52,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619032648] [2020-10-28 01:00:52,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:00:52,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:00:52,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:00:52,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:00:52,856 INFO L87 Difference]: Start difference. First operand 217 states and 308 transitions. Second operand 8 states. [2020-10-28 01:00:53,021 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:00:55,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:00:55,890 INFO L93 Difference]: Finished difference Result 433 states and 618 transitions. [2020-10-28 01:00:55,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 01:00:55,890 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 159 [2020-10-28 01:00:55,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:00:55,895 INFO L225 Difference]: With dead ends: 433 [2020-10-28 01:00:55,895 INFO L226 Difference]: Without dead ends: 223 [2020-10-28 01:00:55,897 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 01:00:55,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2020-10-28 01:00:55,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 219. [2020-10-28 01:00:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-10-28 01:00:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 310 transitions. [2020-10-28 01:00:55,922 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 310 transitions. Word has length 159 [2020-10-28 01:00:55,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:00:55,922 INFO L481 AbstractCegarLoop]: Abstraction has 219 states and 310 transitions. [2020-10-28 01:00:55,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:00:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 310 transitions. [2020-10-28 01:00:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-28 01:00:55,925 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:00:55,925 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:00:55,926 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 01:00:55,926 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:00:55,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:00:55,926 INFO L82 PathProgramCache]: Analyzing trace with hash 76418151, now seen corresponding path program 3 times [2020-10-28 01:00:55,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:00:55,927 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2089580557] [2020-10-28 01:00:55,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:00:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:00:55,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-28 01:01:03,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7516 [2020-10-28 01:01:03,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 01:01:03,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 01:01:03,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 01:01:03,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,664 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:01:03,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:01:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:01:03,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 01:01:03,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 01:01:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:01:03,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 01:01:03,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 01:01:03,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:01:03,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:01:03,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:03,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:01:03,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:01:03,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:03,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:03,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:03,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 01:01:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:03,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 01:01:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:03,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-28 01:01:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:03,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:01:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:03,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 01:01:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:03,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 01:01:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:03,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 01:01:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:03,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 01:01:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:03,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 01:01:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:03,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 01:01:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:01:03,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 01:01:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:03,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 01:01:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:03,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:01:03,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 01:01:03,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:03,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 01:01:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:03,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 01:01:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:03,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 01:01:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:03,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 01:01:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:01:03,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-28 01:01:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:03,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:03,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:03,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:03,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:03,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:03,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:03,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:03,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:03,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:03,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 693 trivial. 0 not checked. [2020-10-28 01:01:03,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2089580557] [2020-10-28 01:01:03,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:01:03,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-28 01:01:03,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676619226] [2020-10-28 01:01:03,977 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 01:01:03,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:01:03,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 01:01:03,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-28 01:01:03,978 INFO L87 Difference]: Start difference. First operand 219 states and 310 transitions. Second operand 7 states. [2020-10-28 01:01:04,132 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:01:11,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:01:11,312 INFO L93 Difference]: Finished difference Result 443 states and 628 transitions. [2020-10-28 01:01:11,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 01:01:11,313 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 161 [2020-10-28 01:01:11,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:01:11,316 INFO L225 Difference]: With dead ends: 443 [2020-10-28 01:01:11,316 INFO L226 Difference]: Without dead ends: 240 [2020-10-28 01:01:11,317 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:01:11,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-10-28 01:01:11,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 228. [2020-10-28 01:01:11,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-10-28 01:01:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 320 transitions. [2020-10-28 01:01:11,351 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 320 transitions. Word has length 161 [2020-10-28 01:01:11,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:01:11,351 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 320 transitions. [2020-10-28 01:01:11,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 01:01:11,351 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 320 transitions. [2020-10-28 01:01:11,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-28 01:01:11,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:01:11,357 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 6, 6, 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] [2020-10-28 01:01:11,357 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 01:01:11,357 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:01:11,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:01:11,358 INFO L82 PathProgramCache]: Analyzing trace with hash 584188679, now seen corresponding path program 4 times [2020-10-28 01:01:11,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:01:11,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1400069514] [2020-10-28 01:01:11,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:01:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:11,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-28 01:01:18,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6723 [2020-10-28 01:01:18,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:01:18,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 01:01:18,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 01:01:18,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,331 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:01:18,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:01:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:01:18,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:01:18,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:18,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-28 01:01:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 01:01:18,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:01:18,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:18,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:18,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 01:01:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 01:01:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-28 01:01:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 01:01:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 01:01:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 01:01:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 01:01:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 01:01:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 01:01:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 01:01:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 01:01:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 01:01:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 01:01:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 01:01:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 01:01:18,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:01:18,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 01:01:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-28 01:01:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-28 01:01:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:18,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:18,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:18,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:18,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:18,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:18,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:18,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:18,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:01:18,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:18,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:18,625 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2020-10-28 01:01:18,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1400069514] [2020-10-28 01:01:18,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:01:18,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 01:01:18,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978585614] [2020-10-28 01:01:18,626 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 01:01:18,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:01:18,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 01:01:18,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-28 01:01:18,627 INFO L87 Difference]: Start difference. First operand 228 states and 320 transitions. Second operand 8 states. [2020-10-28 01:01:18,803 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:01:26,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:01:26,099 INFO L93 Difference]: Finished difference Result 444 states and 629 transitions. [2020-10-28 01:01:26,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 01:01:26,099 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 170 [2020-10-28 01:01:26,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:01:26,102 INFO L225 Difference]: With dead ends: 444 [2020-10-28 01:01:26,102 INFO L226 Difference]: Without dead ends: 241 [2020-10-28 01:01:26,103 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 01:01:26,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2020-10-28 01:01:26,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 237. [2020-10-28 01:01:26,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2020-10-28 01:01:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 330 transitions. [2020-10-28 01:01:26,136 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 330 transitions. Word has length 170 [2020-10-28 01:01:26,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:01:26,137 INFO L481 AbstractCegarLoop]: Abstraction has 237 states and 330 transitions. [2020-10-28 01:01:26,137 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 01:01:26,137 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 330 transitions. [2020-10-28 01:01:26,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-28 01:01:26,140 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:01:26,140 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 9, 9, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:01:26,141 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 01:01:26,141 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:01:26,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:01:26,141 INFO L82 PathProgramCache]: Analyzing trace with hash -1601601433, now seen corresponding path program 5 times [2020-10-28 01:01:26,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:01:26,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [533782195] [2020-10-28 01:01:26,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:01:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:26,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:37,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:37,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-28 01:01:37,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:37,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11326 [2020-10-28 01:01:37,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:37,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 01:01:37,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 01:01:37,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 223 [2020-10-28 01:01:37,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:37,775 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:01:37,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:01:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:37,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:37,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:37,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:01:37,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:37,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 01:01:37,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:37,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:37,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:37,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:01:37,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:37,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 01:01:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:37,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:37,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:37,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:01:37,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:37,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-28 01:01:37,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:37,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:01:37,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:01:37,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 01:01:37,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:37,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:37,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:01:38,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 01:01:38,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:01:38,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:01:38,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 01:01:38,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:01:38,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:01:38,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 01:01:38,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:01:38,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:38,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:38,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 01:01:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:01:38,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 01:01:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:01:38,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 01:01:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:01:38,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 01:01:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:01:38,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 01:01:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:01:38,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 01:01:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:01:38,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 01:01:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:38,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 01:01:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:38,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-28 01:01:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:01:38,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 01:01:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:01:38,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 01:01:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:38,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 01:01:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:01:38,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 01:01:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:01:38,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 01:01:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:38,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-28 01:01:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:38,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-28 01:01:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:38,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-28 01:01:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:38,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-28 01:01:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:38,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:38,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:38,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:38,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:38,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:01:38,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:38,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:38,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:38,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:01:38,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:38,271 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 795 trivial. 0 not checked. [2020-10-28 01:01:38,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [533782195] [2020-10-28 01:01:38,272 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:01:38,272 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 01:01:38,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414990365] [2020-10-28 01:01:38,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 01:01:38,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:01:38,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 01:01:38,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-28 01:01:38,273 INFO L87 Difference]: Start difference. First operand 237 states and 330 transitions. Second operand 9 states. [2020-10-28 01:01:38,432 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:01:38,670 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-28 01:01:41,086 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-28 01:01:42,365 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-28 01:01:42,573 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-28 01:01:42,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:01:42,648 INFO L93 Difference]: Finished difference Result 469 states and 685 transitions. [2020-10-28 01:01:42,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:01:42,649 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 179 [2020-10-28 01:01:42,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:01:42,655 INFO L225 Difference]: With dead ends: 469 [2020-10-28 01:01:42,656 INFO L226 Difference]: Without dead ends: 385 [2020-10-28 01:01:42,657 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2020-10-28 01:01:42,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-10-28 01:01:42,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 373. [2020-10-28 01:01:42,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2020-10-28 01:01:42,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 544 transitions. [2020-10-28 01:01:42,702 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 544 transitions. Word has length 179 [2020-10-28 01:01:42,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:01:42,703 INFO L481 AbstractCegarLoop]: Abstraction has 373 states and 544 transitions. [2020-10-28 01:01:42,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 01:01:42,703 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 544 transitions. [2020-10-28 01:01:42,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-10-28 01:01:42,709 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:01:42,710 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 23, 9, 9, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:01:42,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 01:01:42,710 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:01:42,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:01:42,710 INFO L82 PathProgramCache]: Analyzing trace with hash 165567560, now seen corresponding path program 1 times [2020-10-28 01:01:42,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:01:42,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [730770716] [2020-10-28 01:01:42,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:01:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:42,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:43,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:43,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:43,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:55,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:55,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 340 [2020-10-28 01:01:55,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 01:01:55,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13011 [2020-10-28 01:01:55,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:55,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:01:55,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-28 01:01:55,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-28 01:01:55,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:56,053 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:01:56,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:01:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:56,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:56,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:56,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:01:56,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:56,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:01:56,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:56,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:56,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:56,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:56,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:56,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 01:01:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:56,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:56,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:56,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:01:56,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:56,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 01:01:56,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:56,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:56,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:56,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 01:01:56,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:56,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:56,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:56,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:56,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:01:56,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:56,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 01:01:56,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:56,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:01:56,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:56,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 01:01:56,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:56,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:56,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:56,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:56,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:01:56,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:56,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:01:56,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:56,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:56,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:56,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:56,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:56,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:01:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:56,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:56,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:01:56,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:01:56,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:01:56,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:01:56,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:01:56,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:01:56,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:01:56,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:01:56,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:01:56,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:01:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:01:56,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:56,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:56,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:58,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:01:58,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:01,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:01,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 01:02:01,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 01:02:01,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 01:02:01,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:01,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:02:01,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-28 01:02:01,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 01:02:01,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:01,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:01,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:01,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:01,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:03,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:03,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-28 01:02:03,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 01:02:03,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2539 [2020-10-28 01:02:03,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:03,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:02:03,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-28 01:02:03,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 01:02:03,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:03,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:03,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:03,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:03,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:03,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:03,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:02:03,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:03,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:03,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:03,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:03,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:03,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:03,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:03,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:03,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:03,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:03,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:03,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:03,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:03,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:03,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:03,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:03,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-28 01:02:03,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:03,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:02:04,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:04,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:02:04,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:04,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:02:04,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:04,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:02:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:02:04,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:04,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 01:02:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:04,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:02:04,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 01:02:04,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:04,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 01:02:04,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:04,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 01:02:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:02:04,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:02:04,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:04,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:02:04,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 01:02:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:04,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:02:04,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:02:04,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:04,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 01:02:04,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:04,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 01:02:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-28 01:02:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:02:04,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-28 01:02:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-28 01:02:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-28 01:02:04,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-28 01:02:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-28 01:02:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2020-10-28 01:02:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-10-28 01:02:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-10-28 01:02:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2020-10-28 01:02:04,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-28 01:02:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-10-28 01:02:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:02:04,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2020-10-28 01:02:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:02:04,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-28 01:02:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:02:04,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2020-10-28 01:02:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:04,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2020-10-28 01:02:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:02:04,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-28 01:02:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:04,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:04,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:04,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:04,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:04,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:02:04,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:04,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:04,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:04,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:04,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:04,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1207 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2020-10-28 01:02:04,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [730770716] [2020-10-28 01:02:04,405 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:02:04,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 01:02:04,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891049128] [2020-10-28 01:02:04,406 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 01:02:04,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:02:04,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 01:02:04,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-28 01:02:04,406 INFO L87 Difference]: Start difference. First operand 373 states and 544 transitions. Second operand 14 states. [2020-10-28 01:02:04,598 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:02:04,914 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:02:09,981 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:02:10,888 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:02:11,186 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-28 01:02:12,167 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 130 [2020-10-28 01:02:14,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:02:14,288 INFO L93 Difference]: Finished difference Result 799 states and 1173 transitions. [2020-10-28 01:02:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-28 01:02:14,289 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 260 [2020-10-28 01:02:14,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:02:14,293 INFO L225 Difference]: With dead ends: 799 [2020-10-28 01:02:14,293 INFO L226 Difference]: Without dead ends: 463 [2020-10-28 01:02:14,301 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 84 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=238, Invalid=952, Unknown=0, NotChecked=0, Total=1190 [2020-10-28 01:02:14,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2020-10-28 01:02:14,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 403. [2020-10-28 01:02:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2020-10-28 01:02:14,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 562 transitions. [2020-10-28 01:02:14,350 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 562 transitions. Word has length 260 [2020-10-28 01:02:14,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:02:14,351 INFO L481 AbstractCegarLoop]: Abstraction has 403 states and 562 transitions. [2020-10-28 01:02:14,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 01:02:14,351 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 562 transitions. [2020-10-28 01:02:14,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-10-28 01:02:14,358 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:02:14,358 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 23, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:02:14,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 01:02:14,358 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:02:14,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:02:14,359 INFO L82 PathProgramCache]: Analyzing trace with hash 1214105480, now seen corresponding path program 2 times [2020-10-28 01:02:14,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:02:14,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1798061602] [2020-10-28 01:02:14,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:02:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:14,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:14,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:21,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:21,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 340 [2020-10-28 01:02:21,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:02:21,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7353 [2020-10-28 01:02:21,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:21,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 01:02:21,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-28 01:02:21,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-28 01:02:21,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:22,005 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:02:22,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:02:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:22,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:22,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:22,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:02:22,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:22,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:02:22,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:22,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:22,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 01:02:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:22,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:22,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:22,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:02:22,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:22,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 01:02:22,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:22,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:02:22,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:02:22,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 01:02:22,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:22,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:22,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:22,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:22,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:02:22,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:22,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 01:02:22,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:22,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:02:22,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:02:22,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 01:02:22,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:22,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:22,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:22,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:22,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:22,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:22,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:02:22,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:22,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:02:22,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:22,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 01:02:22,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:22,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:22,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:22,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:22,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:22,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:22,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:22,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:22,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:22,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:22,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:22,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:22,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:02:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:22,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:22,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:23,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:25,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:25,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 01:02:25,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 01:02:25,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3002 [2020-10-28 01:02:25,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:25,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 01:02:25,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 01:02:25,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 01:02:25,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:25,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:25,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:25,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:25,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-28 01:02:25,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:25,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 348 [2020-10-28 01:02:25,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:25,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 01:02:25,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 01:02:25,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 01:02:25,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:25,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:25,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:25,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:25,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:25,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:25,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:02:25,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:25,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:25,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:25,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:25,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:25,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:25,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:25,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:25,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:25,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:25,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:25,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:25,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:25,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:25,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:25,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:25,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:25,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-28 01:02:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:25,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:25,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:25,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:25,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:25,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:02:25,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:25,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:02:25,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:25,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:02:25,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:25,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:02:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:25,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:25,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:25,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:25,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:25,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:02:25,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:25,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:02:25,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:25,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 01:02:25,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:25,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:25,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:25,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:25,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:25,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:25,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:25,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:25,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:25,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:25,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:25,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:25,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:02:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:25,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:25,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:25,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:25,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:25,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:02:25,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:25,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:02:25,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:02:25,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 01:02:25,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:25,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 01:02:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:25,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:25,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:25,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:25,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:25,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:02:25,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:25,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:02:25,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:25,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 01:02:25,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:25,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:25,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:25,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:25,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:25,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:25,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:25,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:25,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:25,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:25,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:25,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 01:02:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:25,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:02:26,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:02:26,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 01:02:26,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:02:26,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 01:02:26,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:26,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:02:26,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 01:02:26,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:26,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 01:02:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-28 01:02:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-28 01:02:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-28 01:02:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-28 01:02:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:02:26,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-28 01:02:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-28 01:02:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2020-10-28 01:02:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-10-28 01:02:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:02:26,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-10-28 01:02:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2020-10-28 01:02:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-28 01:02:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-10-28 01:02:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2020-10-28 01:02:26,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-28 01:02:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:02:26,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2020-10-28 01:02:26,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2020-10-28 01:02:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-28 01:02:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:26,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:26,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:26,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:26,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:26,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:26,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:26,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:26,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:26,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:26,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:26,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1207 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 1196 trivial. 0 not checked. [2020-10-28 01:02:26,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1798061602] [2020-10-28 01:02:26,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:02:26,314 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-28 01:02:26,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939411788] [2020-10-28 01:02:26,316 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-28 01:02:26,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:02:26,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-28 01:02:26,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2020-10-28 01:02:26,318 INFO L87 Difference]: Start difference. First operand 403 states and 562 transitions. Second operand 17 states. [2020-10-28 01:02:26,489 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:02:26,836 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-28 01:02:33,580 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-28 01:02:34,152 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:02:34,457 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-28 01:02:34,890 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:02:36,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:02:36,540 INFO L93 Difference]: Finished difference Result 966 states and 1429 transitions. [2020-10-28 01:02:36,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-28 01:02:36,541 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 260 [2020-10-28 01:02:36,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:02:36,547 INFO L225 Difference]: With dead ends: 966 [2020-10-28 01:02:36,547 INFO L226 Difference]: Without dead ends: 600 [2020-10-28 01:02:36,550 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=258, Invalid=1074, Unknown=0, NotChecked=0, Total=1332 [2020-10-28 01:02:36,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2020-10-28 01:02:36,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 536. [2020-10-28 01:02:36,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 536 states. [2020-10-28 01:02:36,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 795 transitions. [2020-10-28 01:02:36,619 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 795 transitions. Word has length 260 [2020-10-28 01:02:36,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:02:36,619 INFO L481 AbstractCegarLoop]: Abstraction has 536 states and 795 transitions. [2020-10-28 01:02:36,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-28 01:02:36,620 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 795 transitions. [2020-10-28 01:02:36,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-10-28 01:02:36,626 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:02:36,626 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 23, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:02:36,626 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 01:02:36,627 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:02:36,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:02:36,627 INFO L82 PathProgramCache]: Analyzing trace with hash 2013680009, now seen corresponding path program 1 times [2020-10-28 01:02:36,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:02:36,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1512862231] [2020-10-28 01:02:36,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:02:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:36,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:38,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:45,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:45,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 340 [2020-10-28 01:02:45,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:02:45,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8808 [2020-10-28 01:02:45,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:45,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-28 01:02:45,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-28 01:02:45,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-28 01:02:45,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:45,764 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 01:02:45,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:02:45,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:45,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:45,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:45,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:02:45,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:45,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:02:45,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:45,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:45,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:45,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:45,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:45,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 01:02:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:45,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:45,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:45,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 01:02:45,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:45,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 01:02:45,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:45,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:02:45,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:02:45,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 01:02:45,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:45,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:45,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:45,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:45,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 01:02:45,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:45,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 01:02:45,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:45,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:02:45,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:02:45,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 01:02:45,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:45,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:45,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:46,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:46,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:46,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:46,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:02:46,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:02:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 01:02:46,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:46,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:46,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:46,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:46,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:46,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:46,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:46,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:46,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:46,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:46,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:46,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:46,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 01:02:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:46,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:46,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:49,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:49,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 01:02:49,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:02:49,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3678 [2020-10-28 01:02:49,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:49,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 01:02:49,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 01:02:49,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 01:02:49,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:49,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:49,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-28 01:02:50,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 619 [2020-10-28 01:02:50,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 01:02:50,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 01:02:50,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 01:02:50,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:50,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:02:50,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:50,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:50,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-28 01:02:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 01:02:50,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:02:50,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:50,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:02:50,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:02:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:50,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:02:50,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:02:50,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:50,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 01:02:50,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:50,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:50,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 01:02:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:02:50,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:02:50,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:02:50,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 01:02:50,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 01:02:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:50,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:02:50,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:02:50,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:50,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 01:02:50,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:50,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:50,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 01:02:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:02:50,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:02:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 01:02:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:02:50,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 01:02:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 01:02:50,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:02:50,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 01:02:50,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:02:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:50,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:02:50,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 01:02:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:50,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:50,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-28 01:02:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:02:50,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:50,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-28 01:02:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:50,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:50,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-28 01:02:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:50,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:50,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-28 01:02:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:50,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:50,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:50,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:50,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:50,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:50,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:50,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:50,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:50,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:50,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:50,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-28 01:02:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:51,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-10-28 01:02:51,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:51,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2020-10-28 01:02:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:51,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-10-28 01:02:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:51,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-10-28 01:02:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:51,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2020-10-28 01:02:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:51,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-28 01:02:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:02:51,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-10-28 01:02:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:51,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2020-10-28 01:02:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:51,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-28 01:02:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:51,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2020-10-28 01:02:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:02:51,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2020-10-28 01:02:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:02:51,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-10-28 01:02:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:02:51,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:02:51,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:02:51,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 01:02:51,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:02:51,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:02:51,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:02:51,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:02:51,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 01:02:51,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:02:51,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:02:51,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1207 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 1196 trivial. 0 not checked. [2020-10-28 01:02:51,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1512862231] [2020-10-28 01:02:51,124 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:02:51,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-28 01:02:51,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445794415] [2020-10-28 01:02:51,125 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-28 01:02:51,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:02:51,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-28 01:02:51,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:02:51,126 INFO L87 Difference]: Start difference. First operand 536 states and 795 transitions. Second operand 19 states. [2020-10-28 01:02:51,320 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-28 01:02:51,620 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-28 01:03:00,487 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-28 01:03:01,131 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-28 01:03:01,440 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-10-28 01:03:02,027 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-28 01:03:04,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:03:04,090 INFO L93 Difference]: Finished difference Result 1057 states and 1633 transitions. [2020-10-28 01:03:04,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-28 01:03:04,091 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 260 [2020-10-28 01:03:04,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:03:04,097 INFO L225 Difference]: With dead ends: 1057 [2020-10-28 01:03:04,097 INFO L226 Difference]: Without dead ends: 743 [2020-10-28 01:03:04,100 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=242, Invalid=1090, Unknown=0, NotChecked=0, Total=1332 [2020-10-28 01:03:04,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2020-10-28 01:03:04,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 552. [2020-10-28 01:03:04,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 552 states. [2020-10-28 01:03:04,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 837 transitions. [2020-10-28 01:03:04,177 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 837 transitions. Word has length 260 [2020-10-28 01:03:04,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:03:04,177 INFO L481 AbstractCegarLoop]: Abstraction has 552 states and 837 transitions. [2020-10-28 01:03:04,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-28 01:03:04,178 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 837 transitions. [2020-10-28 01:03:04,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-10-28 01:03:04,183 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:03:04,183 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 23, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 01:03:04,183 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-28 01:03:04,183 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:03:04,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:03:04,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1231418072, now seen corresponding path program 1 times [2020-10-28 01:03:04,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:03:04,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1635788430] [2020-10-28 01:03:04,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY