/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block 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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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 -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 08:17:46,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 08:17:46,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 08:17:46,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 08:17:46,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 08:17:46,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 08:17:46,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 08:17:46,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 08:17:46,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 08:17:46,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 08:17:46,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 08:17:46,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 08:17:46,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 08:17:46,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 08:17:46,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 08:17:46,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 08:17:46,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 08:17:46,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 08:17:46,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 08:17:46,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 08:17:46,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 08:17:46,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 08:17:46,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 08:17:46,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 08:17:46,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 08:17:46,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 08:17:46,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 08:17:46,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 08:17:46,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 08:17:46,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 08:17:46,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 08:17:46,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 08:17:46,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 08:17:46,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 08:17:46,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 08:17:46,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 08:17:46,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 08:17:46,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 08:17:46,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 08:17:46,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 08:17:46,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 08:17:46,611 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 [2020-10-14 08:17:46,641 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 08:17:46,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 08:17:46,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 08:17:46,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 08:17:46,643 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 08:17:46,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 08:17:46,643 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 08:17:46,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 08:17:46,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 08:17:46,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 08:17:46,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 08:17:46,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 08:17:46,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 08:17:46,644 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 08:17:46,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 08:17:46,645 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 08:17:46,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 08:17:46,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 08:17:46,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 08:17:46,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 08:17:46,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 08:17:46,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 08:17:46,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 08:17:46,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 08:17:46,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 08:17:46,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 08:17:46,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 08:17:46,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 08:17:46,647 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 08:17:46,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 08:17:46,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 08:17:46,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 08:17:46,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 08:17:46,948 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 08:17:46,948 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 08:17:46,949 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2020-10-14 08:17:47,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6cf15d547/703985eadfac44c8a6bb6c84d8359778/FLAG40fc2e252 [2020-10-14 08:17:47,503 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 08:17:47,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2020-10-14 08:17:47,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6cf15d547/703985eadfac44c8a6bb6c84d8359778/FLAG40fc2e252 [2020-10-14 08:17:47,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6cf15d547/703985eadfac44c8a6bb6c84d8359778 [2020-10-14 08:17:47,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 08:17:47,844 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 08:17:47,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 08:17:47,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 08:17:47,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 08:17:47,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:17:47" (1/1) ... [2020-10-14 08:17:47,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@768b38ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:47, skipping insertion in model container [2020-10-14 08:17:47,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:17:47" (1/1) ... [2020-10-14 08:17:47,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 08:17:47,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 08:17:48,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 08:17:48,236 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 08:17:48,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 08:17:48,333 INFO L208 MainTranslator]: Completed translation [2020-10-14 08:17:48,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:48 WrapperNode [2020-10-14 08:17:48,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 08:17:48,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 08:17:48,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 08:17:48,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 08:17:48,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:48" (1/1) ... [2020-10-14 08:17:48,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:48" (1/1) ... [2020-10-14 08:17:48,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:48" (1/1) ... [2020-10-14 08:17:48,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:48" (1/1) ... [2020-10-14 08:17:48,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:48" (1/1) ... [2020-10-14 08:17:48,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:48" (1/1) ... [2020-10-14 08:17:48,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:48" (1/1) ... [2020-10-14 08:17:48,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 08:17:48,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 08:17:48,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 08:17:48,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 08:17:48,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:48" (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 [2020-10-14 08:17:48,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 08:17:48,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 08:17:48,464 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2020-10-14 08:17:48,465 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2020-10-14 08:17:48,465 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2020-10-14 08:17:48,465 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_int8 [2020-10-14 08:17:48,465 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2020-10-14 08:17:48,466 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-14 08:17:48,466 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2020-10-14 08:17:48,466 INFO L138 BoogieDeclarations]: Found implementation of procedure gate1_each_pals_period [2020-10-14 08:17:48,466 INFO L138 BoogieDeclarations]: Found implementation of procedure gate2_each_pals_period [2020-10-14 08:17:48,467 INFO L138 BoogieDeclarations]: Found implementation of procedure gate3_each_pals_period [2020-10-14 08:17:48,467 INFO L138 BoogieDeclarations]: Found implementation of procedure voter [2020-10-14 08:17:48,467 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 08:17:48,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2020-10-14 08:17:48,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 08:17:48,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-14 08:17:48,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 08:17:48,468 INFO L130 BoogieDeclarations]: Found specification of procedure read [2020-10-14 08:17:48,468 INFO L130 BoogieDeclarations]: Found specification of procedure write [2020-10-14 08:17:48,469 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 08:17:48,469 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2020-10-14 08:17:48,469 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2020-10-14 08:17:48,470 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2020-10-14 08:17:48,471 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2020-10-14 08:17:48,472 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_int8 [2020-10-14 08:17:48,472 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2020-10-14 08:17:48,472 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-14 08:17:48,472 INFO L130 BoogieDeclarations]: Found specification of procedure check [2020-10-14 08:17:48,472 INFO L130 BoogieDeclarations]: Found specification of procedure gate1_each_pals_period [2020-10-14 08:17:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure gate2_each_pals_period [2020-10-14 08:17:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure gate3_each_pals_period [2020-10-14 08:17:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure voter [2020-10-14 08:17:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 08:17:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 08:17:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 08:17:49,230 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 08:17:49,230 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-10-14 08:17:49,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:17:49 BoogieIcfgContainer [2020-10-14 08:17:49,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 08:17:49,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 08:17:49,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 08:17:49,247 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 08:17:49,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 08:17:47" (1/3) ... [2020-10-14 08:17:49,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39a100c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:17:49, skipping insertion in model container [2020-10-14 08:17:49,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:48" (2/3) ... [2020-10-14 08:17:49,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39a100c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:17:49, skipping insertion in model container [2020-10-14 08:17:49,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:17:49" (3/3) ... [2020-10-14 08:17:49,251 INFO L109 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2020-10-14 08:17:49,261 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 08:17:49,270 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 08:17:49,281 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 08:17:49,302 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 08:17:49,302 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 08:17:49,303 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 08:17:49,303 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 08:17:49,303 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 08:17:49,303 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 08:17:49,304 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 08:17:49,304 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 08:17:49,327 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states. [2020-10-14 08:17:49,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-14 08:17:49,336 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:17:49,337 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:17:49,337 INFO L427 AbstractCegarLoop]: === Iteration 1 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:17:49,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:17:49,343 INFO L82 PathProgramCache]: Analyzing trace with hash -426555620, now seen corresponding path program 1 times [2020-10-14 08:17:49,350 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:17:49,351 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2102398125] [2020-10-14 08:17:49,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:17:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:49,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:49,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:49,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 08:17:49,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:17:49,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 326 [2020-10-14 08:17:49,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:49,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:49,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:17:49,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-14 08:17:49,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 08:17:49,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 08:17:50,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:17:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:50,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:50,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:50,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:17:50,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:17:50,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 08:17:50,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:50,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:50,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:17:50,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:17:50,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:17:50,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:17:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 08:17:50,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2102398125] [2020-10-14 08:17:50,069 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:17:50,069 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 08:17:50,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194931578] [2020-10-14 08:17:50,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:17:50,075 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:17:50,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:17:50,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:17:50,091 INFO L87 Difference]: Start difference. First operand 213 states. Second operand 5 states. [2020-10-14 08:17:51,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:17:51,536 INFO L93 Difference]: Finished difference Result 429 states and 703 transitions. [2020-10-14 08:17:51,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:17:51,538 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2020-10-14 08:17:51,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:17:51,560 INFO L225 Difference]: With dead ends: 429 [2020-10-14 08:17:51,561 INFO L226 Difference]: Without dead ends: 220 [2020-10-14 08:17:51,568 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:17:51,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2020-10-14 08:17:51,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 214. [2020-10-14 08:17:51,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-10-14 08:17:51,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 318 transitions. [2020-10-14 08:17:51,651 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 318 transitions. Word has length 21 [2020-10-14 08:17:51,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:17:51,651 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 318 transitions. [2020-10-14 08:17:51,651 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:17:51,651 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 318 transitions. [2020-10-14 08:17:51,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-14 08:17:51,654 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:17:51,654 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:17:51,654 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 08:17:51,654 INFO L427 AbstractCegarLoop]: === Iteration 2 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:17:51,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:17:51,655 INFO L82 PathProgramCache]: Analyzing trace with hash -1445795664, now seen corresponding path program 1 times [2020-10-14 08:17:51,655 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:17:51,656 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [16551330] [2020-10-14 08:17:51,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:17:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:51,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:51,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:51,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:52,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:52,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 08:17:52,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:17:52,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 508 [2020-10-14 08:17:52,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:52,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:52,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:17:52,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 08:17:52,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 08:17:52,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-14 08:17:52,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:17:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:52,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:52,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:52,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:17:52,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:17:52,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 08:17:52,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:52,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:52,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:17:52,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:17:52,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:17:52,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:17:52,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 08:17:52,322 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [16551330] [2020-10-14 08:17:52,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:17:52,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 08:17:52,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468150555] [2020-10-14 08:17:52,325 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:17:52,326 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:17:52,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:17:52,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:17:52,326 INFO L87 Difference]: Start difference. First operand 214 states and 318 transitions. Second operand 5 states. [2020-10-14 08:17:53,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:17:53,628 INFO L93 Difference]: Finished difference Result 445 states and 671 transitions. [2020-10-14 08:17:53,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:17:53,629 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-10-14 08:17:53,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:17:53,632 INFO L225 Difference]: With dead ends: 445 [2020-10-14 08:17:53,633 INFO L226 Difference]: Without dead ends: 240 [2020-10-14 08:17:53,635 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:17:53,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-10-14 08:17:53,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 233. [2020-10-14 08:17:53,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-10-14 08:17:53,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 342 transitions. [2020-10-14 08:17:53,672 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 342 transitions. Word has length 22 [2020-10-14 08:17:53,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:17:53,672 INFO L479 AbstractCegarLoop]: Abstraction has 233 states and 342 transitions. [2020-10-14 08:17:53,672 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:17:53,672 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 342 transitions. [2020-10-14 08:17:53,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-14 08:17:53,674 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:17:53,675 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 08:17:53,675 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 08:17:53,675 INFO L427 AbstractCegarLoop]: === Iteration 3 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:17:53,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:17:53,675 INFO L82 PathProgramCache]: Analyzing trace with hash -1729930837, now seen corresponding path program 1 times [2020-10-14 08:17:53,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:17:53,676 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [103126036] [2020-10-14 08:17:53,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:17:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:53,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:53,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:53,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:53,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:54,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:54,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 08:17:54,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 08:17:54,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 498 [2020-10-14 08:17:54,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:54,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:54,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:17:54,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 08:17:54,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 08:17:54,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:17:54,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:17:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:54,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:54,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:54,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:17:54,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:17:54,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:17:54,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:54,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:54,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:17:54,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:17:54,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:17:54,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:17:54,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:17:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:54,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:54,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:54,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:17:54,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:17:54,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:17:54,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:54,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:54,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:17:54,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:17:54,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 08:17:54,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:17:54,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 08:17:54,302 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [103126036] [2020-10-14 08:17:54,302 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:17:54,302 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 08:17:54,302 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440953840] [2020-10-14 08:17:54,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 08:17:54,303 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:17:54,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 08:17:54,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 08:17:54,303 INFO L87 Difference]: Start difference. First operand 233 states and 342 transitions. Second operand 4 states. [2020-10-14 08:17:55,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:17:55,357 INFO L93 Difference]: Finished difference Result 483 states and 721 transitions. [2020-10-14 08:17:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 08:17:55,357 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2020-10-14 08:17:55,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:17:55,361 INFO L225 Difference]: With dead ends: 483 [2020-10-14 08:17:55,361 INFO L226 Difference]: Without dead ends: 269 [2020-10-14 08:17:55,362 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:17:55,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2020-10-14 08:17:55,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 235. [2020-10-14 08:17:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2020-10-14 08:17:55,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 344 transitions. [2020-10-14 08:17:55,397 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 344 transitions. Word has length 30 [2020-10-14 08:17:55,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:17:55,398 INFO L479 AbstractCegarLoop]: Abstraction has 235 states and 344 transitions. [2020-10-14 08:17:55,398 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 08:17:55,398 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 344 transitions. [2020-10-14 08:17:55,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-14 08:17:55,400 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:17:55,400 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 08:17:55,400 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 08:17:55,400 INFO L427 AbstractCegarLoop]: === Iteration 4 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:17:55,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:17:55,401 INFO L82 PathProgramCache]: Analyzing trace with hash -116837213, now seen corresponding path program 1 times [2020-10-14 08:17:55,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:17:55,401 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [33749293] [2020-10-14 08:17:55,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:17:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:55,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:55,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:55,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:55,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:55,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:56,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:56,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 08:17:56,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 08:17:56,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1285 [2020-10-14 08:17:56,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:56,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:56,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:17:56,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-14 08:17:56,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 08:17:56,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:17:56,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:17:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:56,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:56,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:56,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:17:56,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:17:56,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:17:56,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:56,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:56,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:17:56,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:17:56,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:17:56,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:17:56,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:17:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:56,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:56,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:56,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:56,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:56,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 08:17:56,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:17:56,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 08:17:56,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:56,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:56,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:17:56,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:17:56,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:17:56,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:17:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 08:17:56,836 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [33749293] [2020-10-14 08:17:56,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:17:56,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 08:17:56,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068423290] [2020-10-14 08:17:56,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:17:56,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:17:56,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:17:56,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:17:56,838 INFO L87 Difference]: Start difference. First operand 235 states and 344 transitions. Second operand 5 states. [2020-10-14 08:17:58,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:17:58,068 INFO L93 Difference]: Finished difference Result 467 states and 692 transitions. [2020-10-14 08:17:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:17:58,069 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-10-14 08:17:58,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:17:58,073 INFO L225 Difference]: With dead ends: 467 [2020-10-14 08:17:58,073 INFO L226 Difference]: Without dead ends: 258 [2020-10-14 08:17:58,075 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:17:58,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-10-14 08:17:58,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 251. [2020-10-14 08:17:58,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2020-10-14 08:17:58,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 363 transitions. [2020-10-14 08:17:58,101 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 363 transitions. Word has length 36 [2020-10-14 08:17:58,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:17:58,101 INFO L479 AbstractCegarLoop]: Abstraction has 251 states and 363 transitions. [2020-10-14 08:17:58,102 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:17:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 363 transitions. [2020-10-14 08:17:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-14 08:17:58,103 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:17:58,103 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 08:17:58,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 08:17:58,104 INFO L427 AbstractCegarLoop]: === Iteration 5 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:17:58,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:17:58,104 INFO L82 PathProgramCache]: Analyzing trace with hash 247417588, now seen corresponding path program 1 times [2020-10-14 08:17:58,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:17:58,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [414050974] [2020-10-14 08:17:58,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:17:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:58,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:58,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:58,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:58,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:58,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-14 08:17:58,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:17:58,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 338 [2020-10-14 08:17:58,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:58,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:58,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:17:58,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 08:17:58,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 08:17:58,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:17:58,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:17:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:58,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:58,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:58,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:17:58,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:17:58,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:17:58,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:58,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:17:58,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:17:58,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:17:58,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 08:17:58,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:17:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:17:58,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:58,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:17:58,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:17:58,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 08:17:58,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:17:58,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 08:17:58,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:17:58,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:17:58,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:17:58,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:17:58,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 08:17:58,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:17:58,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 08:17:58,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [414050974] [2020-10-14 08:17:58,672 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:17:58,672 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 08:17:58,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502721051] [2020-10-14 08:17:58,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:17:58,673 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:17:58,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:17:58,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:17:58,674 INFO L87 Difference]: Start difference. First operand 251 states and 363 transitions. Second operand 5 states. [2020-10-14 08:17:58,872 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-10-14 08:17:59,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:17:59,990 INFO L93 Difference]: Finished difference Result 492 states and 718 transitions. [2020-10-14 08:17:59,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:17:59,990 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-10-14 08:17:59,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:17:59,993 INFO L225 Difference]: With dead ends: 492 [2020-10-14 08:17:59,993 INFO L226 Difference]: Without dead ends: 252 [2020-10-14 08:17:59,995 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:17:59,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-10-14 08:18:00,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 248. [2020-10-14 08:18:00,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2020-10-14 08:18:00,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 359 transitions. [2020-10-14 08:18:00,033 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 359 transitions. Word has length 36 [2020-10-14 08:18:00,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:00,033 INFO L479 AbstractCegarLoop]: Abstraction has 248 states and 359 transitions. [2020-10-14 08:18:00,033 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:18:00,033 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 359 transitions. [2020-10-14 08:18:00,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-14 08:18:00,036 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:00,037 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 08:18:00,037 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 08:18:00,037 INFO L427 AbstractCegarLoop]: === Iteration 6 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:00,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:00,038 INFO L82 PathProgramCache]: Analyzing trace with hash -171571797, now seen corresponding path program 1 times [2020-10-14 08:18:00,038 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:00,039 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1340218003] [2020-10-14 08:18:00,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:00,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:00,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:00,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:00,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-14 08:18:00,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:18:00,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 333 [2020-10-14 08:18:00,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:00,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:00,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:18:00,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-14 08:18:00,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:18:00,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:00,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:00,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:00,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:00,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:00,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:00,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:00,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:00,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:00,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:00,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:00,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:00,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:00,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:00,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:00,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:00,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:18:00,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:00,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 08:18:00,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:00,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:00,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:00,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:00,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 08:18:00,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:00,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:00,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:00,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:00,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:00,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:00,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:00,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:00,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:00,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:00,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:00,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:00,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 08:18:00,589 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1340218003] [2020-10-14 08:18:00,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:00,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 08:18:00,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90873445] [2020-10-14 08:18:00,591 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 08:18:00,591 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:00,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 08:18:00,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-14 08:18:00,591 INFO L87 Difference]: Start difference. First operand 248 states and 359 transitions. Second operand 6 states. [2020-10-14 08:18:01,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:01,903 INFO L93 Difference]: Finished difference Result 488 states and 710 transitions. [2020-10-14 08:18:01,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:01,905 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-10-14 08:18:01,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:01,910 INFO L225 Difference]: With dead ends: 488 [2020-10-14 08:18:01,910 INFO L226 Difference]: Without dead ends: 262 [2020-10-14 08:18:01,912 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-14 08:18:01,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2020-10-14 08:18:01,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 252. [2020-10-14 08:18:01,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2020-10-14 08:18:01,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 363 transitions. [2020-10-14 08:18:01,952 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 363 transitions. Word has length 38 [2020-10-14 08:18:01,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:01,952 INFO L479 AbstractCegarLoop]: Abstraction has 252 states and 363 transitions. [2020-10-14 08:18:01,952 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 08:18:01,952 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 363 transitions. [2020-10-14 08:18:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-14 08:18:01,953 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:01,954 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:18:01,954 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 08:18:01,954 INFO L427 AbstractCegarLoop]: === Iteration 7 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:01,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:01,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1374697956, now seen corresponding path program 1 times [2020-10-14 08:18:01,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:01,955 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [156577599] [2020-10-14 08:18:01,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:01,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:02,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:02,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:02,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 08:18:02,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:18:02,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 340 [2020-10-14 08:18:02,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:02,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:18:02,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-14 08:18:02,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:18:02,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:02,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:02,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:02,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:02,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:02,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:02,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:02,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:02,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:02,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:02,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:02,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:02,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:02,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:02,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:02,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:02,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 08:18:02,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:02,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:18:02,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:02,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:02,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:02,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:02,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 08:18:02,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:02,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:02,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:02,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:02,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:18:02,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:02,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:02,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:02,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:02,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:02,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:02,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:02,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:02,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:02,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:02,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:02,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:02,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:02,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:02,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:02,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:02,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:02,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:02,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:02,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:02,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 08:18:02,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 08:18:02,485 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [156577599] [2020-10-14 08:18:02,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:02,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 08:18:02,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497123548] [2020-10-14 08:18:02,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 08:18:02,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:02,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 08:18:02,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-14 08:18:02,488 INFO L87 Difference]: Start difference. First operand 252 states and 363 transitions. Second operand 6 states. [2020-10-14 08:18:03,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:03,632 INFO L93 Difference]: Finished difference Result 438 states and 641 transitions. [2020-10-14 08:18:03,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:03,632 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 41 [2020-10-14 08:18:03,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:03,635 INFO L225 Difference]: With dead ends: 438 [2020-10-14 08:18:03,635 INFO L226 Difference]: Without dead ends: 262 [2020-10-14 08:18:03,636 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-14 08:18:03,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2020-10-14 08:18:03,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 248. [2020-10-14 08:18:03,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2020-10-14 08:18:03,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 354 transitions. [2020-10-14 08:18:03,667 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 354 transitions. Word has length 41 [2020-10-14 08:18:03,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:03,668 INFO L479 AbstractCegarLoop]: Abstraction has 248 states and 354 transitions. [2020-10-14 08:18:03,668 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 08:18:03,669 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 354 transitions. [2020-10-14 08:18:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-14 08:18:03,671 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:03,671 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-14 08:18:03,672 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 08:18:03,672 INFO L427 AbstractCegarLoop]: === Iteration 8 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:03,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:03,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1959756605, now seen corresponding path program 1 times [2020-10-14 08:18:03,673 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:03,673 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1922073782] [2020-10-14 08:18:03,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:03,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:03,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:03,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:03,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 08:18:03,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:18:03,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 205 [2020-10-14 08:18:03,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:03,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 08:18:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 08:18:03,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:04,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:04,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:04,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:04,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:04,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:04,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:18:04,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:04,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:04,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:04,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:04,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:04,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:04,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:04,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:04,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:04,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 08:18:04,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:04,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:18:04,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:04,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:04,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:04,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:18:04,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 08:18:04,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:04,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:04,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:04,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:04,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:04,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:04,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 08:18:04,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:04,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:04,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:18:04,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:04,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:18:04,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:04,147 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 08:18:04,147 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1922073782] [2020-10-14 08:18:04,147 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:18:04,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 08:18:04,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997092147] [2020-10-14 08:18:04,150 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:18:04,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:04,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:18:04,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:18:04,151 INFO L87 Difference]: Start difference. First operand 248 states and 354 transitions. Second operand 5 states. [2020-10-14 08:18:05,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:05,295 INFO L93 Difference]: Finished difference Result 562 states and 815 transitions. [2020-10-14 08:18:05,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 08:18:05,296 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 41 [2020-10-14 08:18:05,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:05,298 INFO L225 Difference]: With dead ends: 562 [2020-10-14 08:18:05,298 INFO L226 Difference]: Without dead ends: 331 [2020-10-14 08:18:05,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 08:18:05,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2020-10-14 08:18:05,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 283. [2020-10-14 08:18:05,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2020-10-14 08:18:05,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 404 transitions. [2020-10-14 08:18:05,329 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 404 transitions. Word has length 41 [2020-10-14 08:18:05,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:05,329 INFO L479 AbstractCegarLoop]: Abstraction has 283 states and 404 transitions. [2020-10-14 08:18:05,329 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:18:05,330 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 404 transitions. [2020-10-14 08:18:05,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 08:18:05,330 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:05,330 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-14 08:18:05,331 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 08:18:05,331 INFO L427 AbstractCegarLoop]: === Iteration 9 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:05,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:05,331 INFO L82 PathProgramCache]: Analyzing trace with hash 152141212, now seen corresponding path program 2 times [2020-10-14 08:18:05,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:05,332 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [889364693] [2020-10-14 08:18:05,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:05,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:05,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:05,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:05,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-14 08:18:05,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:18:05,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 310 [2020-10-14 08:18:05,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:05,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:05,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:18:05,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 08:18:05,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-14 08:18:05,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:05,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:05,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:05,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:05,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:05,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:05,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:05,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:05,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:05,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:05,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:05,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:05,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:05,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:05,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 08:18:05,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:05,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 08:18:05,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:05,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:18:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:18:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-14 08:18:05,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:05,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:05,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:05,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:05,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:05,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:05,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:05,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:05,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:05,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:18:05,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:05,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:18:05,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:05,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:05,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:05,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:05,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:05,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:05,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:05,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:05,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:05,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:18:05,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:05,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:18:05,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:05,836 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-14 08:18:05,841 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [889364693] [2020-10-14 08:18:05,842 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:18:05,842 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 08:18:05,842 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026977380] [2020-10-14 08:18:05,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 08:18:05,843 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:05,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 08:18:05,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-14 08:18:05,843 INFO L87 Difference]: Start difference. First operand 283 states and 404 transitions. Second operand 6 states. [2020-10-14 08:18:07,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:07,270 INFO L93 Difference]: Finished difference Result 600 states and 868 transitions. [2020-10-14 08:18:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:07,270 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 52 [2020-10-14 08:18:07,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:07,274 INFO L225 Difference]: With dead ends: 600 [2020-10-14 08:18:07,274 INFO L226 Difference]: Without dead ends: 340 [2020-10-14 08:18:07,276 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-10-14 08:18:07,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2020-10-14 08:18:07,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 324. [2020-10-14 08:18:07,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2020-10-14 08:18:07,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 461 transitions. [2020-10-14 08:18:07,317 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 461 transitions. Word has length 52 [2020-10-14 08:18:07,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:07,318 INFO L479 AbstractCegarLoop]: Abstraction has 324 states and 461 transitions. [2020-10-14 08:18:07,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 08:18:07,318 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 461 transitions. [2020-10-14 08:18:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-14 08:18:07,319 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:07,319 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:07,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 08:18:07,320 INFO L427 AbstractCegarLoop]: === Iteration 10 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:07,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:07,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1243982627, now seen corresponding path program 3 times [2020-10-14 08:18:07,320 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:07,321 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1899957636] [2020-10-14 08:18:07,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:07,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:07,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:07,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-14 08:18:07,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:07,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-14 08:18:07,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:07,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:07,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:07,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-14 08:18:07,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:18:07,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:07,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:07,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:07,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:07,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:07,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:07,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:18:07,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:07,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:07,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:07,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:07,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:07,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:07,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:07,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:07,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:07,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:07,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:07,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 08:18:07,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:07,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:07,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:07,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:07,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:07,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:07,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:07,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:07,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:07,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:07,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:07,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:07,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:07,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:07,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:07,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:07,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:07,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:07,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:07,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:07,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:07,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:07,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:07,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:07,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:07,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:07,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:07,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:07,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:07,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:07,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:07,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:07,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:07,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:07,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:07,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:07,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:07,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:07,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:07,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:07,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:07,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:07,625 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-10-14 08:18:07,626 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1899957636] [2020-10-14 08:18:07,626 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:07,626 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 08:18:07,626 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479510749] [2020-10-14 08:18:07,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:18:07,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:07,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:18:07,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:18:07,628 INFO L87 Difference]: Start difference. First operand 324 states and 461 transitions. Second operand 5 states. [2020-10-14 08:18:08,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:08,828 INFO L93 Difference]: Finished difference Result 621 states and 910 transitions. [2020-10-14 08:18:08,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:08,828 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-10-14 08:18:08,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:08,832 INFO L225 Difference]: With dead ends: 621 [2020-10-14 08:18:08,832 INFO L226 Difference]: Without dead ends: 337 [2020-10-14 08:18:08,834 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:18:08,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-10-14 08:18:08,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 331. [2020-10-14 08:18:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331 states. [2020-10-14 08:18:08,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 469 transitions. [2020-10-14 08:18:08,862 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 469 transitions. Word has length 63 [2020-10-14 08:18:08,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:08,862 INFO L479 AbstractCegarLoop]: Abstraction has 331 states and 469 transitions. [2020-10-14 08:18:08,862 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:18:08,862 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 469 transitions. [2020-10-14 08:18:08,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-10-14 08:18:08,863 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:08,864 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:08,864 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 08:18:08,864 INFO L427 AbstractCegarLoop]: === Iteration 11 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:08,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:08,864 INFO L82 PathProgramCache]: Analyzing trace with hash -1092072558, now seen corresponding path program 1 times [2020-10-14 08:18:08,864 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:08,865 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1202572599] [2020-10-14 08:18:08,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:08,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:08,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:08,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:08,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:09,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:09,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:09,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-14 08:18:09,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 08:18:09,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 853 [2020-10-14 08:18:09,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:09,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:09,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:09,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-14 08:18:09,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 08:18:09,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:09,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:09,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:09,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:09,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:09,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:09,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:18:09,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:09,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:09,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:09,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:09,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:09,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:09,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:09,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:09,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:09,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:09,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:09,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:09,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:09,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:09,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:09,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:09,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:09,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:09,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:09,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:09,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:09,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:09,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:09,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:09,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:09,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:09,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:09,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:09,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:09,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:09,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:09,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:09,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:09,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:09,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:09,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:09,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:09,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:09,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:09,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:09,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:09,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:09,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:09,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:09,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:09,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:09,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:09,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:09,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:09,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:09,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:09,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:09,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:09,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:09,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:18:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:09,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:09,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:09,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 08:18:09,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:09,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:09,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:09,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:09,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:09,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:09,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:09,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:09,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:09,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:09,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:09,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:09,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:09,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:09,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:09,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:09,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:09,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:09,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:09,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:09,896 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2020-10-14 08:18:09,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1202572599] [2020-10-14 08:18:09,897 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:09,897 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 08:18:09,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597068819] [2020-10-14 08:18:09,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:18:09,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:09,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:18:09,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:18:09,899 INFO L87 Difference]: Start difference. First operand 331 states and 469 transitions. Second operand 5 states. [2020-10-14 08:18:11,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:11,007 INFO L93 Difference]: Finished difference Result 693 states and 1004 transitions. [2020-10-14 08:18:11,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:11,008 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 81 [2020-10-14 08:18:11,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:11,012 INFO L225 Difference]: With dead ends: 693 [2020-10-14 08:18:11,012 INFO L226 Difference]: Without dead ends: 426 [2020-10-14 08:18:11,013 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:18:11,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2020-10-14 08:18:11,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 419. [2020-10-14 08:18:11,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2020-10-14 08:18:11,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 595 transitions. [2020-10-14 08:18:11,050 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 595 transitions. Word has length 81 [2020-10-14 08:18:11,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:11,050 INFO L479 AbstractCegarLoop]: Abstraction has 419 states and 595 transitions. [2020-10-14 08:18:11,050 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:18:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 595 transitions. [2020-10-14 08:18:11,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-14 08:18:11,051 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:11,051 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:18:11,051 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 08:18:11,052 INFO L427 AbstractCegarLoop]: === Iteration 12 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:11,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:11,052 INFO L82 PathProgramCache]: Analyzing trace with hash 1375671603, now seen corresponding path program 1 times [2020-10-14 08:18:11,052 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:11,052 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [323272436] [2020-10-14 08:18:11,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:11,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:11,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:11,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:11,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-14 08:18:11,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:18:11,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 238 [2020-10-14 08:18:11,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:11,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:11,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:11,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-14 08:18:11,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:18:11,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:11,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:11,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:11,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:11,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:11,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:11,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:11,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:11,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:11,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:11,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:11,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:11,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:11,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:11,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:11,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:11,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:11,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:11,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 08:18:11,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:11,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:11,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:11,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:11,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:11,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:11,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:11,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:11,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:11,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:11,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:11,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:11,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:11,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:11,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:11,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:11,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:11,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:11,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:11,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:11,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:11,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:11,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:11,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:11,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:11,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:11,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:11,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:11,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:11,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:11,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:11,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:11,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:11,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:11,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:11,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:11,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:11,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:11,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:11,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:11,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:11,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:18:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:11,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:11,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:11,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 08:18:11,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:11,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:11,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:11,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:11,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:11,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:11,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:11,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:11,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:11,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:11,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:11,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:11,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:11,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:11,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:11,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:11,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:11,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:11,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:11,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:11,549 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-10-14 08:18:11,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [323272436] [2020-10-14 08:18:11,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:11,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 08:18:11,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488436927] [2020-10-14 08:18:11,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:18:11,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:11,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:18:11,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:18:11,552 INFO L87 Difference]: Start difference. First operand 419 states and 595 transitions. Second operand 5 states. [2020-10-14 08:18:12,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:12,618 INFO L93 Difference]: Finished difference Result 749 states and 1088 transitions. [2020-10-14 08:18:12,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 08:18:12,619 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2020-10-14 08:18:12,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:12,622 INFO L225 Difference]: With dead ends: 749 [2020-10-14 08:18:12,622 INFO L226 Difference]: Without dead ends: 417 [2020-10-14 08:18:12,624 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-14 08:18:12,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2020-10-14 08:18:12,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 413. [2020-10-14 08:18:12,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-10-14 08:18:12,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 581 transitions. [2020-10-14 08:18:12,659 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 581 transitions. Word has length 82 [2020-10-14 08:18:12,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:12,660 INFO L479 AbstractCegarLoop]: Abstraction has 413 states and 581 transitions. [2020-10-14 08:18:12,660 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:18:12,660 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 581 transitions. [2020-10-14 08:18:12,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-14 08:18:12,661 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:12,661 INFO L422 BasicCegarLoop]: trace histogram [6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2020-10-14 08:18:12,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 08:18:12,662 INFO L427 AbstractCegarLoop]: === Iteration 13 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:12,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:12,662 INFO L82 PathProgramCache]: Analyzing trace with hash -78295492, now seen corresponding path program 1 times [2020-10-14 08:18:12,662 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:12,663 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1141166770] [2020-10-14 08:18:12,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:12,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:12,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:12,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:12,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:12,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:17,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-14 08:18:17,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 08:18:17,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 08:18:17,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:17,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:17,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:18:17,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-14 08:18:17,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:18:17,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:17,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:17,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:17,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:17,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:17,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:17,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:17,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:17,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:17,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:17,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:17,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:17,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:17,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:17,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:17,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:17,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 08:18:17,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:17,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:17,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:17,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:17,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:17,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:17,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:17,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:17,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:17,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:17,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:17,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:17,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:17,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:17,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:17,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:17,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:17,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:17,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:17,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:17,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:17,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:17,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:17,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:17,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:17,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:17,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:17,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:17,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:17,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:17,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:17,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:17,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:17,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:17,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:17,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:17,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:17,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:18:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:17,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:17,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 08:18:17,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:17,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 08:18:17,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:17,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:17,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:17,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:17,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 08:18:17,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:17,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:17,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:17,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:17,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:17,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:17,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:17,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:17,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:17,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:17,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:17,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 08:18:17,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 08:18:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:17,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:17,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:18:17,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:18:17,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 08:18:17,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:17,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:17,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:17,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 08:18:17,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:17,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:17,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:17,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:17,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:17,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:17,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:17,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:17,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:17,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:17,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:17,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:17,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:17,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:17,977 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2020-10-14 08:18:17,977 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1141166770] [2020-10-14 08:18:17,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:18:17,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 08:18:17,978 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131059668] [2020-10-14 08:18:17,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 08:18:17,978 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:17,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 08:18:17,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-14 08:18:17,979 INFO L87 Difference]: Start difference. First operand 413 states and 581 transitions. Second operand 6 states. [2020-10-14 08:18:19,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:19,218 INFO L93 Difference]: Finished difference Result 775 states and 1102 transitions. [2020-10-14 08:18:19,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:19,218 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 97 [2020-10-14 08:18:19,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:19,222 INFO L225 Difference]: With dead ends: 775 [2020-10-14 08:18:19,222 INFO L226 Difference]: Without dead ends: 421 [2020-10-14 08:18:19,224 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-14 08:18:19,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2020-10-14 08:18:19,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 413. [2020-10-14 08:18:19,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-10-14 08:18:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 578 transitions. [2020-10-14 08:18:19,257 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 578 transitions. Word has length 97 [2020-10-14 08:18:19,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:19,258 INFO L479 AbstractCegarLoop]: Abstraction has 413 states and 578 transitions. [2020-10-14 08:18:19,258 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 08:18:19,258 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 578 transitions. [2020-10-14 08:18:19,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-14 08:18:19,260 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:19,260 INFO L422 BasicCegarLoop]: trace histogram [8, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:19,260 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 08:18:19,260 INFO L427 AbstractCegarLoop]: === Iteration 14 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:19,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:19,260 INFO L82 PathProgramCache]: Analyzing trace with hash 142740676, now seen corresponding path program 1 times [2020-10-14 08:18:19,261 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:19,261 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [526300418] [2020-10-14 08:18:19,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:19,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:19,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:19,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:19,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:19,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-14 08:18:24,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 08:18:24,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 08:18:24,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:18:24,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-10-14 08:18:24,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:18:24,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:24,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:24,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:24,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:24,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:24,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:24,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:24,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:24,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:24,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:24,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 08:18:24,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:24,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:24,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:24,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:24,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:24,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:24,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:24,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:24,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:24,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:24,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:24,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:24,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:24,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:24,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:24,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:24,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:24,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:24,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:24,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:24,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:24,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:24,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:24,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:24,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:24,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:18:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:24,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:24,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 08:18:24,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:24,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:24,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:24,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:24,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:24,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:24,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:24,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:24,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:24,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:24,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:24,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:24,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:24,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:24,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:24,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:24,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:24,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:24,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:24,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:24,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:24,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:24,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:24,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:24,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:24,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 08:18:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:18:24,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:18:24,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 08:18:24,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:24,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:18:24,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:18:24,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:24,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:24,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:24,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:24,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:24,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:24,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:24,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:24,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:24,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:18:24,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:24,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:18:24,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:24,652 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2020-10-14 08:18:24,652 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [526300418] [2020-10-14 08:18:24,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:24,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 08:18:24,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863403825] [2020-10-14 08:18:24,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 08:18:24,654 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:24,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 08:18:24,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 08:18:24,654 INFO L87 Difference]: Start difference. First operand 413 states and 578 transitions. Second operand 7 states. [2020-10-14 08:18:25,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:25,984 INFO L93 Difference]: Finished difference Result 698 states and 990 transitions. [2020-10-14 08:18:25,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:25,985 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 126 [2020-10-14 08:18:25,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:25,988 INFO L225 Difference]: With dead ends: 698 [2020-10-14 08:18:25,988 INFO L226 Difference]: Without dead ends: 371 [2020-10-14 08:18:25,990 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-14 08:18:25,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2020-10-14 08:18:26,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 367. [2020-10-14 08:18:26,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2020-10-14 08:18:26,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 506 transitions. [2020-10-14 08:18:26,020 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 506 transitions. Word has length 126 [2020-10-14 08:18:26,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:26,020 INFO L479 AbstractCegarLoop]: Abstraction has 367 states and 506 transitions. [2020-10-14 08:18:26,020 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 08:18:26,021 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 506 transitions. [2020-10-14 08:18:26,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-14 08:18:26,022 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:26,022 INFO L422 BasicCegarLoop]: trace histogram [8, 7, 7, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:26,023 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 08:18:26,023 INFO L427 AbstractCegarLoop]: === Iteration 15 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:26,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:26,023 INFO L82 PathProgramCache]: Analyzing trace with hash 993988314, now seen corresponding path program 1 times [2020-10-14 08:18:26,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:26,023 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1080521119] [2020-10-14 08:18:26,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:26,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:26,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:26,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:26,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:26,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-14 08:18:31,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 08:18:31,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 08:18:31,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:31,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-14 08:18:31,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:18:31,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:31,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:31,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:31,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:31,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:31,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:31,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:31,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:31,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:31,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:31,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:31,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:31,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:31,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:31,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:31,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:31,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:31,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:31,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:31,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:31,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:31,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:31,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:31,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:31,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:31,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:31,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:31,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:31,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:18:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:31,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:31,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:31,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:31,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:31,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:31,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:31,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:31,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:31,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:31,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:31,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:31,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:31,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:31,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:31,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:31,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:31,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:31,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:31,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:31,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:31,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:31,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:31,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:31,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 08:18:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 08:18:31,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:18:31,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:31,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:18:31,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 08:18:31,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:31,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:31,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:31,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:31,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:31,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:31,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:31,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:31,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:18:31,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:31,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 08:18:31,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:31,282 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2020-10-14 08:18:31,282 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1080521119] [2020-10-14 08:18:31,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:31,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 08:18:31,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129771144] [2020-10-14 08:18:31,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:18:31,283 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:31,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:18:31,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:18:31,284 INFO L87 Difference]: Start difference. First operand 367 states and 506 transitions. Second operand 5 states. [2020-10-14 08:18:32,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:32,632 INFO L93 Difference]: Finished difference Result 629 states and 881 transitions. [2020-10-14 08:18:32,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:32,633 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 128 [2020-10-14 08:18:32,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:32,636 INFO L225 Difference]: With dead ends: 629 [2020-10-14 08:18:32,636 INFO L226 Difference]: Without dead ends: 333 [2020-10-14 08:18:32,637 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:18:32,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2020-10-14 08:18:32,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 329. [2020-10-14 08:18:32,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-10-14 08:18:32,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 446 transitions. [2020-10-14 08:18:32,662 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 446 transitions. Word has length 128 [2020-10-14 08:18:32,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:32,663 INFO L479 AbstractCegarLoop]: Abstraction has 329 states and 446 transitions. [2020-10-14 08:18:32,663 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:18:32,663 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 446 transitions. [2020-10-14 08:18:32,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-14 08:18:32,664 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:32,665 INFO L422 BasicCegarLoop]: trace histogram [8, 7, 7, 6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:18:32,665 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 08:18:32,665 INFO L427 AbstractCegarLoop]: === Iteration 16 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:32,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:32,665 INFO L82 PathProgramCache]: Analyzing trace with hash 1011525659, now seen corresponding path program 1 times [2020-10-14 08:18:32,666 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:32,666 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [158244393] [2020-10-14 08:18:32,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:32,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:32,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:32,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:32,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-14 08:18:32,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:18:32,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 194 [2020-10-14 08:18:32,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:32,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:32,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:18:32,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-14 08:18:32,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:18:32,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:32,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:32,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:33,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:33,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:33,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:33,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:33,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:33,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:33,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:33,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:33,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:33,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:33,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:33,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:33,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:33,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:33,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:33,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:33,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:33,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:33,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:33,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:33,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:33,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:33,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:33,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:33,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:33,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:33,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:33,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:33,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:18:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:33,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:33,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:33,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:33,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:33,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:33,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:33,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:33,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:33,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:33,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:33,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:33,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:33,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:33,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:33,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:33,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:33,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:33,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:33,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:33,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:33,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:33,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:33,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:33,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 08:18:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:33,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 08:18:33,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 08:18:33,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:33,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 08:18:33,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:33,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:18:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:33,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:33,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:33,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:33,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:33,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:33,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:33,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:33,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:33,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:33,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:33,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:33,122 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2020-10-14 08:18:33,123 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [158244393] [2020-10-14 08:18:33,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:33,123 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 08:18:33,123 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696296546] [2020-10-14 08:18:33,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 08:18:33,124 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:33,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 08:18:33,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-14 08:18:33,124 INFO L87 Difference]: Start difference. First operand 329 states and 446 transitions. Second operand 6 states. [2020-10-14 08:18:34,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:34,325 INFO L93 Difference]: Finished difference Result 570 states and 788 transitions. [2020-10-14 08:18:34,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:34,325 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 130 [2020-10-14 08:18:34,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:34,329 INFO L225 Difference]: With dead ends: 570 [2020-10-14 08:18:34,329 INFO L226 Difference]: Without dead ends: 335 [2020-10-14 08:18:34,330 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-14 08:18:34,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2020-10-14 08:18:34,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 329. [2020-10-14 08:18:34,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-10-14 08:18:34,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 443 transitions. [2020-10-14 08:18:34,355 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 443 transitions. Word has length 130 [2020-10-14 08:18:34,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:34,355 INFO L479 AbstractCegarLoop]: Abstraction has 329 states and 443 transitions. [2020-10-14 08:18:34,355 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 08:18:34,355 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 443 transitions. [2020-10-14 08:18:34,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-14 08:18:34,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:34,357 INFO L422 BasicCegarLoop]: trace histogram [10, 9, 7, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:34,357 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-14 08:18:34,357 INFO L427 AbstractCegarLoop]: === Iteration 17 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:34,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:34,358 INFO L82 PathProgramCache]: Analyzing trace with hash -261227139, now seen corresponding path program 1 times [2020-10-14 08:18:34,358 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:34,358 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [134228583] [2020-10-14 08:18:34,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-14 08:18:34,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 08:18:34,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 244 [2020-10-14 08:18:34,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:34,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-14 08:18:34,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 08:18:34,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:34,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:34,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:34,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:34,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:34,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:34,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:34,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:34,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:34,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:34,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:34,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:34,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:34,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:34,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:34,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:34,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:34,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:34,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:34,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:34,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:34,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:34,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:34,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:34,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:34,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:34,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:34,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:34,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:34,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:34,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:18:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:34,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:34,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:34,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:34,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:34,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:34,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:34,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:34,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:34,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:34,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:34,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:34,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:34,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:34,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:34,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:34,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:34,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:34,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 08:18:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:34,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:34,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:34,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 08:18:34,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:18:34,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 08:18:34,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:34,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:34,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:34,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:18:34,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 08:18:34,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:34,823 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 119 proven. 9 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2020-10-14 08:18:34,824 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [134228583] [2020-10-14 08:18:34,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:18:34,824 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 08:18:34,824 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297036683] [2020-10-14 08:18:34,825 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:18:34,825 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:34,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:18:34,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:18:34,825 INFO L87 Difference]: Start difference. First operand 329 states and 443 transitions. Second operand 5 states. [2020-10-14 08:18:35,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:35,889 INFO L93 Difference]: Finished difference Result 575 states and 789 transitions. [2020-10-14 08:18:35,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:35,890 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2020-10-14 08:18:35,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:35,893 INFO L225 Difference]: With dead ends: 575 [2020-10-14 08:18:35,893 INFO L226 Difference]: Without dead ends: 307 [2020-10-14 08:18:35,897 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:18:35,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2020-10-14 08:18:35,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 303. [2020-10-14 08:18:35,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2020-10-14 08:18:35,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 402 transitions. [2020-10-14 08:18:35,936 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 402 transitions. Word has length 136 [2020-10-14 08:18:35,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:35,937 INFO L479 AbstractCegarLoop]: Abstraction has 303 states and 402 transitions. [2020-10-14 08:18:35,937 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:18:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 402 transitions. [2020-10-14 08:18:35,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-14 08:18:35,941 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:35,941 INFO L422 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 7, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:35,941 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-14 08:18:35,942 INFO L427 AbstractCegarLoop]: === Iteration 18 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:35,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:35,942 INFO L82 PathProgramCache]: Analyzing trace with hash -207556207, now seen corresponding path program 1 times [2020-10-14 08:18:35,943 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:35,943 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1865972784] [2020-10-14 08:18:35,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-14 08:18:36,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 154 [2020-10-14 08:18:36,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:36,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 191 [2020-10-14 08:18:36,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 08:18:36,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,347 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-14 08:18:36,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:36,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:36,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 08:18:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:36,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:36,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:36,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:36,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:36,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:36,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:36,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:36,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:18:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:36,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:36,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:36,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:36,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:36,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:36,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:36,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:36,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:36,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 08:18:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:18:36,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:18:36,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:18:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:36,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:36,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:36,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:36,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:18:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:36,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:36,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:36,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:36,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:36,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:36,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:36,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:36,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:36,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:36,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:36,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:36,552 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-10-14 08:18:36,557 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1865972784] [2020-10-14 08:18:36,557 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:36,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 08:18:36,558 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391865452] [2020-10-14 08:18:36,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:18:36,561 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:36,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:18:36,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:18:36,564 INFO L87 Difference]: Start difference. First operand 303 states and 402 transitions. Second operand 5 states. [2020-10-14 08:18:37,099 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-10-14 08:18:37,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:37,979 INFO L93 Difference]: Finished difference Result 505 states and 703 transitions. [2020-10-14 08:18:37,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 08:18:37,980 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 163 [2020-10-14 08:18:37,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:37,983 INFO L225 Difference]: With dead ends: 505 [2020-10-14 08:18:37,983 INFO L226 Difference]: Without dead ends: 305 [2020-10-14 08:18:37,987 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-14 08:18:37,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-10-14 08:18:38,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 301. [2020-10-14 08:18:38,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2020-10-14 08:18:38,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 398 transitions. [2020-10-14 08:18:38,039 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 398 transitions. Word has length 163 [2020-10-14 08:18:38,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:38,040 INFO L479 AbstractCegarLoop]: Abstraction has 301 states and 398 transitions. [2020-10-14 08:18:38,040 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:18:38,041 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 398 transitions. [2020-10-14 08:18:38,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-10-14 08:18:38,045 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:38,045 INFO L422 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 7, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:38,045 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-14 08:18:38,046 INFO L427 AbstractCegarLoop]: === Iteration 19 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:38,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:38,046 INFO L82 PathProgramCache]: Analyzing trace with hash -1331097954, now seen corresponding path program 1 times [2020-10-14 08:18:38,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:38,047 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1052895075] [2020-10-14 08:18:38,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:38,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:38,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:38,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:38,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-14 08:18:38,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:18:38,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 455 [2020-10-14 08:18:38,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:38,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:38,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:18:38,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 199 [2020-10-14 08:18:38,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:18:38,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:38,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:38,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:38,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:38,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:38,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:38,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:38,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:38,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:38,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:38,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:38,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:38,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:38,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-14 08:18:38,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:38,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-10-14 08:18:38,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:38,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:18:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 186 [2020-10-14 08:18:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:18:38,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:38,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:38,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:38,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:38,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:38,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:38,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 08:18:38,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:38,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:38,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:38,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:38,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:38,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:38,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:38,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:38,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:38,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:38,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:38,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:38,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:38,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:38,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:38,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:38,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:38,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:38,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:38,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:38,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:38,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:38,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:38,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:38,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:38,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:38,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:38,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:38,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:38,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:38,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:38,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:38,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:38,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:38,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:38,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:38,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:38,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:38,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:38,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:38,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:38,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:18:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:38,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:38,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:38,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:38,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:38,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 08:18:38,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:38,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:38,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:38,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:38,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:38,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:38,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:38,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:38,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:38,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:38,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:38,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:38,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:38,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:38,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:38,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:38,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:38,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:39,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:39,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:39,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:39,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:39,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:39,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:39,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:39,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:39,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:39,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:39,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:39,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:39,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:39,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:39,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:39,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:39,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:39,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:39,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:39,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:39,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:39,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:39,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:39,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:39,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:18:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:39,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:39,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:39,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:18:39,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:39,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 08:18:39,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:39,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:39,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:39,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:39,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:39,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:39,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:18:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:39,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:39,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:39,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:39,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:39,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:39,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:39,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:39,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:39,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:39,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:39,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:39,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:39,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:39,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:39,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:39,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:39,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:39,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:39,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:39,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:39,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:39,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:39,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:39,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:18:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:39,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:39,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:39,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:39,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:39,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:39,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:39,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:39,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:39,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:39,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:39,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:39,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:18:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:39,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:39,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:39,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 08:18:39,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:39,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 08:18:39,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:39,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:39,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:39,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:39,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 08:18:39,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:39,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:39,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:39,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:39,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:39,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:39,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:39,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:39,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:39,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:39,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:39,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:39,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:39,186 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-10-14 08:18:39,186 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1052895075] [2020-10-14 08:18:39,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:39,187 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 08:18:39,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422628400] [2020-10-14 08:18:39,189 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 08:18:39,189 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:39,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 08:18:39,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-14 08:18:39,190 INFO L87 Difference]: Start difference. First operand 301 states and 398 transitions. Second operand 6 states. [2020-10-14 08:18:39,735 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-14 08:18:39,972 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-14 08:18:40,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:40,836 INFO L93 Difference]: Finished difference Result 480 states and 654 transitions. [2020-10-14 08:18:40,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:40,836 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 185 [2020-10-14 08:18:40,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:40,839 INFO L225 Difference]: With dead ends: 480 [2020-10-14 08:18:40,839 INFO L226 Difference]: Without dead ends: 305 [2020-10-14 08:18:40,840 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-14 08:18:40,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-10-14 08:18:40,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 301. [2020-10-14 08:18:40,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2020-10-14 08:18:40,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 395 transitions. [2020-10-14 08:18:40,861 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 395 transitions. Word has length 185 [2020-10-14 08:18:40,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:40,862 INFO L479 AbstractCegarLoop]: Abstraction has 301 states and 395 transitions. [2020-10-14 08:18:40,862 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 08:18:40,862 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 395 transitions. [2020-10-14 08:18:40,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-14 08:18:40,864 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:40,864 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:40,864 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-14 08:18:40,865 INFO L427 AbstractCegarLoop]: === Iteration 20 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:40,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:40,865 INFO L82 PathProgramCache]: Analyzing trace with hash 183522019, now seen corresponding path program 1 times [2020-10-14 08:18:40,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:40,865 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [82678803] [2020-10-14 08:18:40,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:40,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:40,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-14 08:18:41,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 08:18:41,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 262 [2020-10-14 08:18:41,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:41,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 182 [2020-10-14 08:18:41,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 08:18:41,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:41,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:41,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-14 08:18:41,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:18:41,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-14 08:18:41,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:41,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 169 [2020-10-14 08:18:41,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 08:18:41,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:41,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:41,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:41,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:18:41,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:41,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:41,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:41,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:18:41,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:18:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:41,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:41,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:41,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:41,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:41,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:18:41,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:41,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:41,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:18:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:18:41,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:41,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:18:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:41,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:41,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:41,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:41,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:18:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:41,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:41,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:41,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:41,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:41,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:41,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:18:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:41,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:41,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:41,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 08:18:41,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:18:41,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:18:41,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:41,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:41,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:41,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:18:41,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 08:18:41,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:41,522 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 138 proven. 14 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-10-14 08:18:41,523 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [82678803] [2020-10-14 08:18:41,523 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:18:41,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 08:18:41,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480945852] [2020-10-14 08:18:41,524 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:18:41,524 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:41,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:18:41,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:18:41,525 INFO L87 Difference]: Start difference. First operand 301 states and 395 transitions. Second operand 5 states. [2020-10-14 08:18:42,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:42,639 INFO L93 Difference]: Finished difference Result 512 states and 690 transitions. [2020-10-14 08:18:42,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 08:18:42,639 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 192 [2020-10-14 08:18:42,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:42,642 INFO L225 Difference]: With dead ends: 512 [2020-10-14 08:18:42,643 INFO L226 Difference]: Without dead ends: 305 [2020-10-14 08:18:42,644 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:18:42,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-10-14 08:18:42,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 301. [2020-10-14 08:18:42,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2020-10-14 08:18:42,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 392 transitions. [2020-10-14 08:18:42,667 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 392 transitions. Word has length 192 [2020-10-14 08:18:42,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:42,668 INFO L479 AbstractCegarLoop]: Abstraction has 301 states and 392 transitions. [2020-10-14 08:18:42,668 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:18:42,668 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 392 transitions. [2020-10-14 08:18:42,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-10-14 08:18:42,671 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:42,671 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:42,671 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-14 08:18:42,671 INFO L427 AbstractCegarLoop]: === Iteration 21 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:42,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:42,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1200358762, now seen corresponding path program 1 times [2020-10-14 08:18:42,672 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:42,672 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1700410879] [2020-10-14 08:18:42,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:42,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:42,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:42,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-14 08:18:42,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:42,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-14 08:18:42,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:42,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:42,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:42,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 250 [2020-10-14 08:18:42,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 08:18:42,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:42,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:42,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:42,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:42,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:42,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:42,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 08:18:42,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:42,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:42,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:42,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:42,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:42,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:42,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:42,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:18:43,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 08:18:43,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:43,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:43,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:43,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:43,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:43,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:43,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:43,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:43,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:18:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:43,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:43,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:43,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:43,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:43,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:43,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:43,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:43,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:43,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:43,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:18:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:18:43,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 08:18:43,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:18:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:43,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:43,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:43,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:43,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:43,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:18:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:43,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:43,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:18:43,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:18:43,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:43,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:43,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:43,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:43,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:43,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:43,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:18:43,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:43,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:43,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:43,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:43,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:43,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:43,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:43,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:43,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:43,229 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2020-10-14 08:18:43,230 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1700410879] [2020-10-14 08:18:43,230 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:43,230 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 08:18:43,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409326270] [2020-10-14 08:18:43,231 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 08:18:43,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:43,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 08:18:43,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-14 08:18:43,232 INFO L87 Difference]: Start difference. First operand 301 states and 392 transitions. Second operand 5 states. [2020-10-14 08:18:44,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:44,314 INFO L93 Difference]: Finished difference Result 477 states and 647 transitions. [2020-10-14 08:18:44,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 08:18:44,315 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2020-10-14 08:18:44,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:44,318 INFO L225 Difference]: With dead ends: 477 [2020-10-14 08:18:44,318 INFO L226 Difference]: Without dead ends: 311 [2020-10-14 08:18:44,319 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:18:44,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-10-14 08:18:44,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 305. [2020-10-14 08:18:44,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2020-10-14 08:18:44,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 395 transitions. [2020-10-14 08:18:44,341 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 395 transitions. Word has length 216 [2020-10-14 08:18:44,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:44,342 INFO L479 AbstractCegarLoop]: Abstraction has 305 states and 395 transitions. [2020-10-14 08:18:44,342 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 08:18:44,342 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 395 transitions. [2020-10-14 08:18:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-10-14 08:18:44,372 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:44,373 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:44,373 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-14 08:18:44,373 INFO L427 AbstractCegarLoop]: === Iteration 22 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:44,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:44,373 INFO L82 PathProgramCache]: Analyzing trace with hash 935347244, now seen corresponding path program 1 times [2020-10-14 08:18:44,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:44,374 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1725865209] [2020-10-14 08:18:44,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 278 [2020-10-14 08:18:44,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-14 08:18:44,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:44,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 266 [2020-10-14 08:18:44,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:18:44,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:44,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:44,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:18:44,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-14 08:18:44,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:44,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:44,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:44,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:44,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:44,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:44,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:44,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:44,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:44,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:18:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:44,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:18:44,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:44,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:44,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:44,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:44,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:44,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:44,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:18:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:18:44,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:44,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:18:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:44,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:44,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:44,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:44,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:18:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:44,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:44,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:44,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:18:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:44,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:44,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:44,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:18:44,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:44,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:18:44,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:44,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:44,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:44,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:44,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:44,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:45,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:45,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:45,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:45,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:45,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:45,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:45,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:45,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:45,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:45,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:45,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:45,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:45,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:45,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:45,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:45,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:45,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:45,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:45,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:45,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:45,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:45,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:45,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:45,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:45,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:18:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:45,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:45,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:45,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:45,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:45,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:45,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:45,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:45,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:45,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:45,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:45,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:45,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:18:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:45,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:45,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:45,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 08:18:45,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:45,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:45,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:45,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:45,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:45,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:45,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:45,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:45,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:45,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:45,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:45,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:18:45,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:45,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:45,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:45,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:45,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:45,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:45,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:45,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2020-10-14 08:18:45,211 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1725865209] [2020-10-14 08:18:45,211 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:18:45,211 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 08:18:45,211 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473015038] [2020-10-14 08:18:45,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 08:18:45,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:45,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 08:18:45,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 08:18:45,213 INFO L87 Difference]: Start difference. First operand 305 states and 395 transitions. Second operand 7 states. [2020-10-14 08:18:46,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:46,431 INFO L93 Difference]: Finished difference Result 497 states and 669 transitions. [2020-10-14 08:18:46,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 08:18:46,435 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 228 [2020-10-14 08:18:46,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:46,437 INFO L225 Difference]: With dead ends: 497 [2020-10-14 08:18:46,437 INFO L226 Difference]: Without dead ends: 327 [2020-10-14 08:18:46,438 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-10-14 08:18:46,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-10-14 08:18:46,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 310. [2020-10-14 08:18:46,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2020-10-14 08:18:46,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 399 transitions. [2020-10-14 08:18:46,462 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 399 transitions. Word has length 228 [2020-10-14 08:18:46,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:46,462 INFO L479 AbstractCegarLoop]: Abstraction has 310 states and 399 transitions. [2020-10-14 08:18:46,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 08:18:46,462 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 399 transitions. [2020-10-14 08:18:46,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-10-14 08:18:46,464 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:46,464 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:46,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-14 08:18:46,465 INFO L427 AbstractCegarLoop]: === Iteration 23 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:46,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:46,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1164303797, now seen corresponding path program 1 times [2020-10-14 08:18:46,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:46,465 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [222596276] [2020-10-14 08:18:46,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 295 [2020-10-14 08:18:46,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-10-14 08:18:46,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:46,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 283 [2020-10-14 08:18:46,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:18:46,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:46,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:46,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:46,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:18:46,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-14 08:18:46,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:46,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:46,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:46,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:46,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:46,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:46,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:46,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:18:46,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:18:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:46,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:46,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:46,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:46,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:46,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:46,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:46,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:46,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:46,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:18:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:18:46,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:46,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:18:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:46,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:46,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:46,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:46,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:18:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:46,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:18:46,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:18:46,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:18:46,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:46,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:46,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:46,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:46,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:46,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:46,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:46,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:18:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:46,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:46,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:46,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:46,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:46,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:46,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:46,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:46,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:46,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:46,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:46,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:47,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:18:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:47,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:47,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:47,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 08:18:47,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:47,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:47,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:47,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:47,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:47,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:47,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:47,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:47,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:47,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:47,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:47,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:18:47,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:47,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:47,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:47,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:47,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:47,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:47,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:47,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:47,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 08:18:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:47,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:47,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:47,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:18:47,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:47,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:47,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:47,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:47,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:47,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:47,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:47,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:47,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:47,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:47,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:47,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:47,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:47,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:47,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:47,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:47,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:47,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:47,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:47,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:47,129 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2020-10-14 08:18:47,130 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [222596276] [2020-10-14 08:18:47,130 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:18:47,130 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 08:18:47,131 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201706028] [2020-10-14 08:18:47,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 08:18:47,131 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:47,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 08:18:47,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-14 08:18:47,132 INFO L87 Difference]: Start difference. First operand 310 states and 399 transitions. Second operand 8 states. [2020-10-14 08:18:48,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:48,224 INFO L93 Difference]: Finished difference Result 486 states and 649 transitions. [2020-10-14 08:18:48,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 08:18:48,225 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 241 [2020-10-14 08:18:48,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:48,228 INFO L225 Difference]: With dead ends: 486 [2020-10-14 08:18:48,228 INFO L226 Difference]: Without dead ends: 311 [2020-10-14 08:18:48,229 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-14 08:18:48,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-10-14 08:18:48,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 309. [2020-10-14 08:18:48,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2020-10-14 08:18:48,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 394 transitions. [2020-10-14 08:18:48,253 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 394 transitions. Word has length 241 [2020-10-14 08:18:48,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:48,253 INFO L479 AbstractCegarLoop]: Abstraction has 309 states and 394 transitions. [2020-10-14 08:18:48,254 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 08:18:48,254 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 394 transitions. [2020-10-14 08:18:48,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-14 08:18:48,255 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:48,256 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:48,256 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-14 08:18:48,256 INFO L427 AbstractCegarLoop]: === Iteration 24 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:48,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:48,256 INFO L82 PathProgramCache]: Analyzing trace with hash 728982841, now seen corresponding path program 1 times [2020-10-14 08:18:48,257 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:48,257 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1856137990] [2020-10-14 08:18:48,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:48,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:48,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:48,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:48,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 313 [2020-10-14 08:18:48,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:18:48,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 641 [2020-10-14 08:18:48,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:48,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:48,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:48,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 303 [2020-10-14 08:18:48,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 08:18:48,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:49,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:49,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:18:49,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-14 08:18:49,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:49,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:49,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:49,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:49,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:49,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:49,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:49,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:49,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:49,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:18:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:49,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:49,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:49,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:49,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:49,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:49,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:49,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:49,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:18:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:18:49,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:18:49,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:18:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:49,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:49,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:49,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:49,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:18:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:49,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:49,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:49,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:18:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:18:49,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:18:49,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:49,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:49,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:49,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:49,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:18:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:49,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:49,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:18:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 08:18:49,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:49,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:49,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:18:49,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:49,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:49,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 08:18:49,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:18:49,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:49,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:49,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:49,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:49,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-14 08:18:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:18:49,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:49,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:49,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:49,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:49,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:49,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:49,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:49,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:49,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:49,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:49,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:49,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:49,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:49,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:49,648 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2020-10-14 08:18:49,649 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1856137990] [2020-10-14 08:18:49,649 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:49,649 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 08:18:49,649 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738553612] [2020-10-14 08:18:49,650 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 08:18:49,650 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:49,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 08:18:49,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-14 08:18:49,650 INFO L87 Difference]: Start difference. First operand 309 states and 394 transitions. Second operand 9 states. [2020-10-14 08:18:50,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:50,947 INFO L93 Difference]: Finished difference Result 482 states and 637 transitions. [2020-10-14 08:18:50,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 08:18:50,948 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 255 [2020-10-14 08:18:50,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:50,951 INFO L225 Difference]: With dead ends: 482 [2020-10-14 08:18:50,951 INFO L226 Difference]: Without dead ends: 308 [2020-10-14 08:18:50,952 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2020-10-14 08:18:50,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2020-10-14 08:18:50,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 308. [2020-10-14 08:18:50,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2020-10-14 08:18:50,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 391 transitions. [2020-10-14 08:18:50,974 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 391 transitions. Word has length 255 [2020-10-14 08:18:50,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:50,975 INFO L479 AbstractCegarLoop]: Abstraction has 308 states and 391 transitions. [2020-10-14 08:18:50,975 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 08:18:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 391 transitions. [2020-10-14 08:18:50,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-14 08:18:50,976 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:50,977 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:50,977 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-14 08:18:50,977 INFO L427 AbstractCegarLoop]: === Iteration 25 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:50,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:50,977 INFO L82 PathProgramCache]: Analyzing trace with hash -434054128, now seen corresponding path program 1 times [2020-10-14 08:18:50,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:50,978 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [950492259] [2020-10-14 08:18:50,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:51,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:51,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:51,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:51,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:51,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:51,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 312 [2020-10-14 08:18:52,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 08:18:52,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1009 [2020-10-14 08:18:52,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:18:52,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 301 [2020-10-14 08:18:52,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:18:52,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:18:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:18:52,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:52,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:18:52,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 08:18:52,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:52,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:18:52,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:52,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:18:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:52,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:52,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 08:18:52,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:18:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:52,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:52,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:52,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:18:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:52,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:52,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:18:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:18:52,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:18:52,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:18:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:52,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:52,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:18:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:52,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:52,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:18:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:52,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:52,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-14 08:18:52,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:18:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:18:52,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:18:52,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:52,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:18:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:52,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:52,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:18:52,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:52,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:52,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:18:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:18:52,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:52,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:18:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:18:52,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:18:52,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:18:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:52,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:18:52,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:18:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:52,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:18:52,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:18:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:52,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:18:52,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:18:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 08:18:52,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:52,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:18:52,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:18:52,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 08:18:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:18:52,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:52,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:18:52,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:52,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-14 08:18:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:18:52,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:18:52,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:18:52,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:52,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:52,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:52,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:18:52,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:18:52,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:18:52,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:52,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:52,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:18:52,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:18:52,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:18:52,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:18:52,478 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2020-10-14 08:18:52,478 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [950492259] [2020-10-14 08:18:52,478 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:18:52,478 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 08:18:52,479 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126742882] [2020-10-14 08:18:52,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 08:18:52,479 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:18:52,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 08:18:52,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-14 08:18:52,480 INFO L87 Difference]: Start difference. First operand 308 states and 391 transitions. Second operand 9 states. [2020-10-14 08:18:54,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:18:54,841 INFO L93 Difference]: Finished difference Result 804 states and 1077 transitions. [2020-10-14 08:18:54,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 08:18:54,841 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2020-10-14 08:18:54,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:18:54,847 INFO L225 Difference]: With dead ends: 804 [2020-10-14 08:18:54,848 INFO L226 Difference]: Without dead ends: 631 [2020-10-14 08:18:54,849 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=191, Invalid=409, Unknown=0, NotChecked=0, Total=600 [2020-10-14 08:18:54,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2020-10-14 08:18:54,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 493. [2020-10-14 08:18:54,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-10-14 08:18:54,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 655 transitions. [2020-10-14 08:18:54,885 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 655 transitions. Word has length 256 [2020-10-14 08:18:54,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:18:54,886 INFO L479 AbstractCegarLoop]: Abstraction has 493 states and 655 transitions. [2020-10-14 08:18:54,886 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 08:18:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 655 transitions. [2020-10-14 08:18:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-10-14 08:18:54,889 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:18:54,889 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:18:54,889 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-14 08:18:54,889 INFO L427 AbstractCegarLoop]: === Iteration 26 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:18:54,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:18:54,890 INFO L82 PathProgramCache]: Analyzing trace with hash -1370743789, now seen corresponding path program 1 times [2020-10-14 08:18:54,890 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:18:54,890 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [669978738] [2020-10-14 08:18:54,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:18:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:18:54,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:54,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:55,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:55,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:55,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:55,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:56,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:56,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:18:59,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:18:59,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 358 [2020-10-14 08:18:59,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 08:18:59,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 08:18:59,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:18:59,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:18:59,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:18:59,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 256 [2020-10-14 08:18:59,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 08:18:59,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:19:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:19:00,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:19:00,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:19:00,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:19:00,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:19:00,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:00,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:00,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:00,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:19:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:00,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:00,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:19:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:00,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:00,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:19:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:19:00,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:00,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:19:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:00,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:00,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:19:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:00,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:00,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:19:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:00,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:00,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:19:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:19:00,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:00,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:19:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:00,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:00,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:00,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:00,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:19:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:00,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:00,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:19:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:19:00,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:00,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:00,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:00,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:00,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:00,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:19:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:00,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:00,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:19:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 08:19:00,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 08:19:00,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:00,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 08:19:00,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:00,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:00,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:19:00,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 08:19:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:19:00,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:19:00,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:00,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 08:19:00,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:00,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:00,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-14 08:19:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:00,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 08:19:00,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:00,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:19:00,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:00,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:00,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-10-14 08:19:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:19:00,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 08:19:00,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:00,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 08:19:00,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:00,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:00,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:00,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:00,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2020-10-14 08:19:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 08:19:00,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:19:00,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-14 08:19:00,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:00,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 08:19:00,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 08:19:00,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:00,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:00,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:19:00,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:00,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:00,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 08:19:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:00,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:00,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:19:00,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:00,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:00,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:19:00,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 08:19:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:00,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:00,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:00,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:00,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:00,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:00,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:00,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:00,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:00,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:00,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:00,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:00,660 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2020-10-14 08:19:00,661 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [669978738] [2020-10-14 08:19:00,661 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:19:00,661 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 08:19:00,661 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40186624] [2020-10-14 08:19:00,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 08:19:00,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:19:00,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 08:19:00,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 08:19:00,667 INFO L87 Difference]: Start difference. First operand 493 states and 655 transitions. Second operand 11 states. [2020-10-14 08:19:03,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:19:03,445 INFO L93 Difference]: Finished difference Result 1219 states and 1678 transitions. [2020-10-14 08:19:03,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-14 08:19:03,446 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 292 [2020-10-14 08:19:03,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:19:03,451 INFO L225 Difference]: With dead ends: 1219 [2020-10-14 08:19:03,451 INFO L226 Difference]: Without dead ends: 861 [2020-10-14 08:19:03,452 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2020-10-14 08:19:03,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2020-10-14 08:19:03,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 846. [2020-10-14 08:19:03,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 846 states. [2020-10-14 08:19:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1141 transitions. [2020-10-14 08:19:03,517 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1141 transitions. Word has length 292 [2020-10-14 08:19:03,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:19:03,518 INFO L479 AbstractCegarLoop]: Abstraction has 846 states and 1141 transitions. [2020-10-14 08:19:03,518 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 08:19:03,518 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1141 transitions. [2020-10-14 08:19:03,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2020-10-14 08:19:03,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:19:03,521 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:19:03,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-14 08:19:03,522 INFO L427 AbstractCegarLoop]: === Iteration 27 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:19:03,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:19:03,522 INFO L82 PathProgramCache]: Analyzing trace with hash -2060513265, now seen corresponding path program 1 times [2020-10-14 08:19:03,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:19:03,523 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1998138528] [2020-10-14 08:19:03,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:19:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:03,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:03,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:03,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:03,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:04,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:04,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:04,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 359 [2020-10-14 08:19:08,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 08:19:08,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-14 08:19:08,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:08,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 273 [2020-10-14 08:19:08,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-14 08:19:08,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:19:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:19:08,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:08,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:19:08,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:19:08,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:19:08,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:19:08,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:08,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:08,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:08,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:19:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:08,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:08,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:19:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:08,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:08,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:19:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:19:08,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:08,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:19:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:08,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:08,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:19:08,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:08,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:08,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:19:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:08,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:08,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:19:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:19:08,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:19:08,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:19:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:08,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:08,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:08,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:08,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:08,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:19:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:08,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:08,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:19:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:19:08,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:19:08,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:08,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:08,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:08,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:08,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:19:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:08,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:08,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:19:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 08:19:08,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:08,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:08,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:08,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:08,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 08:19:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:19:08,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:19:08,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:08,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 08:19:08,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:08,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:08,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-14 08:19:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:08,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:19:08,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:08,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:19:08,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:08,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:08,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:08,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:08,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:08,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:08,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:08,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:08,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:08,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:08,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:08,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:08,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:08,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:09,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-10-14 08:19:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:09,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:09,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:09,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:19:09,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:09,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:19:09,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:09,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:09,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:09,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:09,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 08:19:09,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:09,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:09,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:09,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:09,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:09,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:09,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:09,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:09,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:09,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:09,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:09,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:09,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:09,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2020-10-14 08:19:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:09,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:09,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:09,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:09,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:09,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 08:19:09,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:19:09,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-14 08:19:09,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:09,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:09,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:09,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 08:19:09,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 08:19:09,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:09,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:19:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:09,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:09,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:09,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:09,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:09,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:09,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:19:09,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:09,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:09,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:09,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:09,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:09,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:09,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:19:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:09,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:09,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:09,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:09,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:09,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:09,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:19:09,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:09,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:09,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:09,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:09,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:09,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:09,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:09,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:09,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:09,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:09,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:09,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:09,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:09,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:09,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:09,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:09,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:09,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:09,246 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2020-10-14 08:19:09,246 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1998138528] [2020-10-14 08:19:09,246 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:19:09,246 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 08:19:09,246 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160384984] [2020-10-14 08:19:09,247 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 08:19:09,247 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:19:09,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 08:19:09,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 08:19:09,247 INFO L87 Difference]: Start difference. First operand 846 states and 1141 transitions. Second operand 11 states. [2020-10-14 08:19:12,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:19:12,023 INFO L93 Difference]: Finished difference Result 2206 states and 3059 transitions. [2020-10-14 08:19:12,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 08:19:12,023 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 293 [2020-10-14 08:19:12,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:19:12,032 INFO L225 Difference]: With dead ends: 2206 [2020-10-14 08:19:12,032 INFO L226 Difference]: Without dead ends: 1522 [2020-10-14 08:19:12,035 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2020-10-14 08:19:12,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1522 states. [2020-10-14 08:19:12,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1522 to 1156. [2020-10-14 08:19:12,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2020-10-14 08:19:12,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1575 transitions. [2020-10-14 08:19:12,145 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1575 transitions. Word has length 293 [2020-10-14 08:19:12,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:19:12,146 INFO L479 AbstractCegarLoop]: Abstraction has 1156 states and 1575 transitions. [2020-10-14 08:19:12,146 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 08:19:12,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1575 transitions. [2020-10-14 08:19:12,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2020-10-14 08:19:12,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:19:12,150 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:19:12,150 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-14 08:19:12,151 INFO L427 AbstractCegarLoop]: === Iteration 28 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:19:12,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:19:12,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1136037842, now seen corresponding path program 1 times [2020-10-14 08:19:12,151 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:19:12,151 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1343222493] [2020-10-14 08:19:12,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:19:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:12,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:12,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:12,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:12,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:12,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:12,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:13,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 360 [2020-10-14 08:19:17,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 08:19:17,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-14 08:19:17,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 291 [2020-10-14 08:19:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-14 08:19:17,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:19:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:19:17,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:17,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:19:17,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:19:17,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:19:17,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:17,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:19:17,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:17,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:17,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:19:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:17,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:17,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:19:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:17,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:17,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:19:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:19:17,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:17,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:19:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:17,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:17,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:19:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:17,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:17,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:19:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:17,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:17,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:19:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:19:17,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:17,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:19:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:17,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:17,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:17,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:17,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:19:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:17,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:17,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:19:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:19:17,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:17,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:17,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:17,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:17,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:17,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:19:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:17,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:17,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:19:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 08:19:17,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:17,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:17,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:17,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 08:19:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:19:17,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:17,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:17,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:17,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-14 08:19:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:17,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:19:17,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:17,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 08:19:17,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:17,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:17,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:17,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-10-14 08:19:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:19:17,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:19:17,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:17,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 08:19:17,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:17,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:17,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:17,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:17,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2020-10-14 08:19:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-14 08:19:17,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:19:17,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-14 08:19:17,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:17,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 08:19:17,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 08:19:17,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:19:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:17,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:17,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:19:17,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:17,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:17,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 08:19:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:17,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:17,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:19:17,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:17,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:17,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 08:19:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:17,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:17,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:17,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:17,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:17,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:17,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:17,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:17,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:17,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:17,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:17,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:17,780 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2020-10-14 08:19:17,780 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1343222493] [2020-10-14 08:19:17,780 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:19:17,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 08:19:17,781 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318232963] [2020-10-14 08:19:17,781 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 08:19:17,781 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:19:17,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 08:19:17,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 08:19:17,782 INFO L87 Difference]: Start difference. First operand 1156 states and 1575 transitions. Second operand 11 states. [2020-10-14 08:19:21,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:19:21,144 INFO L93 Difference]: Finished difference Result 3163 states and 4400 transitions. [2020-10-14 08:19:21,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 08:19:21,145 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 294 [2020-10-14 08:19:21,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:19:21,155 INFO L225 Difference]: With dead ends: 3163 [2020-10-14 08:19:21,155 INFO L226 Difference]: Without dead ends: 2169 [2020-10-14 08:19:21,158 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=171, Invalid=479, Unknown=0, NotChecked=0, Total=650 [2020-10-14 08:19:21,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states. [2020-10-14 08:19:21,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 1449. [2020-10-14 08:19:21,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1449 states. [2020-10-14 08:19:21,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 1987 transitions. [2020-10-14 08:19:21,291 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 1987 transitions. Word has length 294 [2020-10-14 08:19:21,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:19:21,292 INFO L479 AbstractCegarLoop]: Abstraction has 1449 states and 1987 transitions. [2020-10-14 08:19:21,292 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 08:19:21,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1987 transitions. [2020-10-14 08:19:21,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2020-10-14 08:19:21,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:19:21,297 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:19:21,297 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-14 08:19:21,297 INFO L427 AbstractCegarLoop]: === Iteration 29 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:19:21,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:19:21,297 INFO L82 PathProgramCache]: Analyzing trace with hash 914946156, now seen corresponding path program 1 times [2020-10-14 08:19:21,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:19:21,298 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [445429458] [2020-10-14 08:19:21,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:19:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:21,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:21,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:21,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:21,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:22,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:22,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:22,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 360 [2020-10-14 08:19:26,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 08:19:26,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 08:19:26,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:26,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 318 [2020-10-14 08:19:26,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 08:19:26,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:19:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:19:26,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:19:26,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:19:26,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:19:26,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:19:26,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:26,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:26,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:26,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:19:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:26,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:26,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:19:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:26,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:26,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:19:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:19:26,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:26,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:19:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:26,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:26,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:19:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:26,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:26,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:19:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:26,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:26,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:19:26,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:19:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:19:26,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:26,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:19:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:26,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:26,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:26,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:26,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:19:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:26,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:26,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:19:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:19:26,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:26,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:26,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:26,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:26,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:26,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:19:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:26,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:26,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:19:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 08:19:26,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:26,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:26,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:26,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 08:19:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:19:26,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:26,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:26,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:26,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2020-10-14 08:19:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:26,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:26,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:26,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:26,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-10-14 08:19:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:19:26,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:26,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:26,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:26,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2020-10-14 08:19:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-14 08:19:26,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:19:26,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 08:19:26,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:19:26,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 08:19:26,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 08:19:26,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:19:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:26,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:26,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:26,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 08:19:26,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 08:19:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:26,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:26,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:26,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 08:19:26,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 08:19:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:26,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:26,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:26,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:26,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:26,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:26,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:26,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:26,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:26,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 08:19:26,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:26,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:26,891 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2020-10-14 08:19:26,891 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [445429458] [2020-10-14 08:19:26,892 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:19:26,892 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 08:19:26,892 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983311058] [2020-10-14 08:19:26,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 08:19:26,893 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:19:26,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 08:19:26,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-14 08:19:26,893 INFO L87 Difference]: Start difference. First operand 1449 states and 1987 transitions. Second operand 10 states. [2020-10-14 08:19:28,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:19:28,316 INFO L93 Difference]: Finished difference Result 2498 states and 3444 transitions. [2020-10-14 08:19:28,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 08:19:28,317 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 294 [2020-10-14 08:19:28,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:19:28,322 INFO L225 Difference]: With dead ends: 2498 [2020-10-14 08:19:28,322 INFO L226 Difference]: Without dead ends: 1154 [2020-10-14 08:19:28,325 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2020-10-14 08:19:28,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2020-10-14 08:19:28,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 1154. [2020-10-14 08:19:28,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1154 states. [2020-10-14 08:19:28,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 1154 states and 1569 transitions. [2020-10-14 08:19:28,425 INFO L78 Accepts]: Start accepts. Automaton has 1154 states and 1569 transitions. Word has length 294 [2020-10-14 08:19:28,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:19:28,426 INFO L479 AbstractCegarLoop]: Abstraction has 1154 states and 1569 transitions. [2020-10-14 08:19:28,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 08:19:28,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1569 transitions. [2020-10-14 08:19:28,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2020-10-14 08:19:28,430 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:19:28,430 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:19:28,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-14 08:19:28,431 INFO L427 AbstractCegarLoop]: === Iteration 30 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:19:28,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:19:28,431 INFO L82 PathProgramCache]: Analyzing trace with hash 2109171767, now seen corresponding path program 1 times [2020-10-14 08:19:28,431 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:19:28,432 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [21205843] [2020-10-14 08:19:28,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:19:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:28,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:28,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:28,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:29,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:29,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:29,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:29,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:30,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 360 [2020-10-14 08:19:33,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 08:19:33,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-14 08:19:33,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:33,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 321 [2020-10-14 08:19:33,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:19:33,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:19:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:19:33,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:33,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:19:33,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 08:19:33,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:19:33,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:33,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:33,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:33,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:19:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:33,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:33,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:19:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:33,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:33,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:19:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:19:33,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:33,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:19:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:33,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:33,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:19:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:33,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:33,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:19:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:33,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:33,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:19:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:19:33,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:33,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:19:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:33,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:33,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:33,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:33,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:19:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:33,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:33,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:19:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:19:33,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:33,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:33,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:33,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:33,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:33,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:19:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:33,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:33,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:19:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:33,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:19:33,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:33,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:33,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:19:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:19:33,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:33,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:33,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:33,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:19:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:33,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:33,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:33,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:33,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:19:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:19:33,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:33,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:33,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:33,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:19:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 08:19:33,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:33,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 08:19:33,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:33,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 08:19:33,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:19:33,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:33,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:33,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:33,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:33,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 08:19:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:33,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:33,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:33,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:19:33,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:33,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:33,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 08:19:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:33,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:33,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:33,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:33,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:33,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:33,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:33,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:33,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:33,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 08:19:33,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:33,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:34,015 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2020-10-14 08:19:34,016 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [21205843] [2020-10-14 08:19:34,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:19:34,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 08:19:34,016 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098879491] [2020-10-14 08:19:34,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 08:19:34,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:19:34,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 08:19:34,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 08:19:34,017 INFO L87 Difference]: Start difference. First operand 1154 states and 1569 transitions. Second operand 11 states. [2020-10-14 08:19:35,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:19:35,632 INFO L93 Difference]: Finished difference Result 2200 states and 3040 transitions. [2020-10-14 08:19:35,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 08:19:35,633 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 294 [2020-10-14 08:19:35,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:19:35,640 INFO L225 Difference]: With dead ends: 2200 [2020-10-14 08:19:35,640 INFO L226 Difference]: Without dead ends: 1208 [2020-10-14 08:19:35,643 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2020-10-14 08:19:35,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1208 states. [2020-10-14 08:19:35,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1208 to 1208. [2020-10-14 08:19:35,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1208 states. [2020-10-14 08:19:35,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1632 transitions. [2020-10-14 08:19:35,753 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1632 transitions. Word has length 294 [2020-10-14 08:19:35,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:19:35,754 INFO L479 AbstractCegarLoop]: Abstraction has 1208 states and 1632 transitions. [2020-10-14 08:19:35,754 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 08:19:35,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1632 transitions. [2020-10-14 08:19:35,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-10-14 08:19:35,757 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:19:35,758 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:19:35,758 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-10-14 08:19:35,758 INFO L427 AbstractCegarLoop]: === Iteration 31 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:19:35,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:19:35,758 INFO L82 PathProgramCache]: Analyzing trace with hash -743679668, now seen corresponding path program 1 times [2020-10-14 08:19:35,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:19:35,759 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [577722388] [2020-10-14 08:19:35,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:19:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:35,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:35,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:36,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:36,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:36,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:36,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:36,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 361 [2020-10-14 08:19:40,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 08:19:40,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 08:19:40,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:40,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 331 [2020-10-14 08:19:40,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:19:40,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:19:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:19:40,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:40,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:19:40,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:19:40,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:19:40,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:40,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:40,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:40,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:19:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:40,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:40,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:19:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:40,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:40,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:19:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:19:40,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:40,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:19:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:40,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:40,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:19:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:40,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:40,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:19:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:40,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:40,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:19:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:19:40,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:40,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:19:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:40,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:40,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:40,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:40,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:19:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:40,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:40,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:40,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:40,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:40,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:40,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:40,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:40,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:40,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:40,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:40,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:19:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:40,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:19:41,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:19:41,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:41,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:41,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:41,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:41,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:19:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:41,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:41,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:19:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:41,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:41,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:41,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:41,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:19:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:19:41,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:41,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:41,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:41,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:19:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:41,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:41,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:41,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:41,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:19:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:19:41,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:41,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:41,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:41,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:19:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 08:19:41,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:41,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 08:19:41,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:41,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 08:19:41,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:19:41,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:41,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:19:41,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:41,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:41,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 08:19:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:41,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:41,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:41,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:19:41,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 08:19:41,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:41,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:41,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:41,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:41,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:41,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:41,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:41,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 08:19:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:41,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:41,334 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2020-10-14 08:19:41,335 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [577722388] [2020-10-14 08:19:41,335 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:19:41,335 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 08:19:41,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804596652] [2020-10-14 08:19:41,336 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 08:19:41,336 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:19:41,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 08:19:41,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 08:19:41,336 INFO L87 Difference]: Start difference. First operand 1208 states and 1632 transitions. Second operand 11 states. [2020-10-14 08:19:43,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:19:43,036 INFO L93 Difference]: Finished difference Result 2310 states and 3229 transitions. [2020-10-14 08:19:43,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 08:19:43,036 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 295 [2020-10-14 08:19:43,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:19:43,045 INFO L225 Difference]: With dead ends: 2310 [2020-10-14 08:19:43,045 INFO L226 Difference]: Without dead ends: 1208 [2020-10-14 08:19:43,049 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2020-10-14 08:19:43,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1208 states. [2020-10-14 08:19:43,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1208 to 1208. [2020-10-14 08:19:43,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1208 states. [2020-10-14 08:19:43,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1613 transitions. [2020-10-14 08:19:43,165 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1613 transitions. Word has length 295 [2020-10-14 08:19:43,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:19:43,166 INFO L479 AbstractCegarLoop]: Abstraction has 1208 states and 1613 transitions. [2020-10-14 08:19:43,166 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 08:19:43,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1613 transitions. [2020-10-14 08:19:43,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-10-14 08:19:43,170 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:19:43,171 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:19:43,171 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-10-14 08:19:43,171 INFO L427 AbstractCegarLoop]: === Iteration 32 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:19:43,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:19:43,172 INFO L82 PathProgramCache]: Analyzing trace with hash -955030581, now seen corresponding path program 1 times [2020-10-14 08:19:43,172 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:19:43,172 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1672642373] [2020-10-14 08:19:43,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:19:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:43,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:43,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:43,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:43,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:44,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:44,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 361 [2020-10-14 08:19:48,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 08:19:48,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 08:19:48,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:48,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 321 [2020-10-14 08:19:48,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:19:48,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:19:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:19:48,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:48,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:19:48,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 08:19:48,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:19:48,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:48,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:48,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:48,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:19:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:48,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:48,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:19:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:48,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:48,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:19:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:19:48,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:48,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:19:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:48,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:48,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:19:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:48,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:48,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:19:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:48,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:48,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:19:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:19:48,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:48,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:19:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:48,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:48,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:48,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:48,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:19:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:48,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:48,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:19:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:19:48,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:48,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:48,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:48,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:48,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:48,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:19:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:48,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:48,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:19:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:48,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:48,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:48,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:48,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:19:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:19:48,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:48,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:48,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:48,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:19:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:48,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:48,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:48,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:48,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:19:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:19:48,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:48,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:48,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:48,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:48,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:19:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 08:19:48,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 08:19:48,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:48,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 08:19:48,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:19:48,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:48,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:48,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:19:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:19:48,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 08:19:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:48,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:48,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 08:19:48,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:48,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:48,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:48,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:48,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:48,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:48,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:48,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:48,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:48,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 08:19:48,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:48,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:48,755 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2020-10-14 08:19:48,755 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1672642373] [2020-10-14 08:19:48,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:19:48,755 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 08:19:48,755 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246744462] [2020-10-14 08:19:48,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 08:19:48,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:19:48,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 08:19:48,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 08:19:48,757 INFO L87 Difference]: Start difference. First operand 1208 states and 1613 transitions. Second operand 11 states. [2020-10-14 08:19:50,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:19:50,330 INFO L93 Difference]: Finished difference Result 2308 states and 3138 transitions. [2020-10-14 08:19:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 08:19:50,331 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 295 [2020-10-14 08:19:50,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:19:50,338 INFO L225 Difference]: With dead ends: 2308 [2020-10-14 08:19:50,338 INFO L226 Difference]: Without dead ends: 1208 [2020-10-14 08:19:50,342 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2020-10-14 08:19:50,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1208 states. [2020-10-14 08:19:50,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1208 to 1208. [2020-10-14 08:19:50,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1208 states. [2020-10-14 08:19:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1586 transitions. [2020-10-14 08:19:50,432 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1586 transitions. Word has length 295 [2020-10-14 08:19:50,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:19:50,432 INFO L479 AbstractCegarLoop]: Abstraction has 1208 states and 1586 transitions. [2020-10-14 08:19:50,432 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 08:19:50,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1586 transitions. [2020-10-14 08:19:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2020-10-14 08:19:50,436 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:19:50,436 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:19:50,436 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-10-14 08:19:50,436 INFO L427 AbstractCegarLoop]: === Iteration 33 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:19:50,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:19:50,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1313934828, now seen corresponding path program 1 times [2020-10-14 08:19:50,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:19:50,437 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [307378040] [2020-10-14 08:19:50,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:19:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:50,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:50,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:50,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:50,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-14 08:19:55,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 08:19:55,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 08:19:55,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:55,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 321 [2020-10-14 08:19:55,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:19:55,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:19:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:19:55,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:55,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 27 [2020-10-14 08:19:55,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:19:55,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 08:19:55,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:55,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:19:55,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:55,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:55,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:55,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:19:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:55,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:55,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:19:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:55,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:55,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:19:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:19:55,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:55,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:19:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:55,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:55,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:19:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:55,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:55,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:19:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:55,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:55,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:19:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:19:55,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:55,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:19:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:55,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:55,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:55,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:55,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:19:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:19:55,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:55,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:19:55,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:19:55,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:55,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:19:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:55,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:55,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:19:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:55,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:55,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:19:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:55,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:19:55,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:19:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:55,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:55,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:55,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:55,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:19:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:19:55,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:19:55,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:55,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:55,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:19:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:19:55,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:19:55,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:19:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:55,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:55,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:19:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:19:55,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:55,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:19:55,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:55,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:19:55,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:19:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-14 08:19:55,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:19:55,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:55,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-14 08:19:55,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:19:55,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:19:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:55,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:55,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:19:55,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:19:55,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 08:19:55,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:19:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:19:55,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:19:55,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 08:19:55,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:55,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 08:19:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:55,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:55,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:19:55,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:19:55,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:19:55,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:19:55,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:19:55,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:19:55,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:19:55,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 08:19:55,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:19:55,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:19:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2020-10-14 08:19:56,021 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [307378040] [2020-10-14 08:19:56,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:19:56,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 08:19:56,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765556153] [2020-10-14 08:19:56,022 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 08:19:56,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:19:56,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 08:19:56,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 08:19:56,023 INFO L87 Difference]: Start difference. First operand 1208 states and 1586 transitions. Second operand 11 states. [2020-10-14 08:19:57,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:19:57,855 INFO L93 Difference]: Finished difference Result 2308 states and 3084 transitions. [2020-10-14 08:19:57,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 08:19:57,855 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 296 [2020-10-14 08:19:57,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:19:57,860 INFO L225 Difference]: With dead ends: 2308 [2020-10-14 08:19:57,861 INFO L226 Difference]: Without dead ends: 1208 [2020-10-14 08:19:57,864 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2020-10-14 08:19:57,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1208 states. [2020-10-14 08:19:57,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1208 to 1208. [2020-10-14 08:19:57,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1208 states. [2020-10-14 08:19:57,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1559 transitions. [2020-10-14 08:19:57,969 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1559 transitions. Word has length 296 [2020-10-14 08:19:57,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:19:57,970 INFO L479 AbstractCegarLoop]: Abstraction has 1208 states and 1559 transitions. [2020-10-14 08:19:57,970 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 08:19:57,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1559 transitions. [2020-10-14 08:19:57,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2020-10-14 08:19:57,973 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:19:57,974 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:19:57,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2020-10-14 08:19:57,974 INFO L427 AbstractCegarLoop]: === Iteration 34 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:19:57,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:19:57,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1325250955, now seen corresponding path program 1 times [2020-10-14 08:19:57,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:19:57,975 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1367996098] [2020-10-14 08:19:57,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:19:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:19:58,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:58,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:58,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:58,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:58,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:19:59,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-14 08:20:03,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 08:20:03,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 08:20:03,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:20:03,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 243 [2020-10-14 08:20:03,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 08:20:03,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:20:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:20:03,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:03,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:03,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:20:03,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 08:20:03,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:20:03,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:03,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:03,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:20:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:03,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:20:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:03,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:20:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:20:03,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:03,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:20:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:03,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:20:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:03,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:20:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:03,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:20:03,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:20:03,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:03,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:20:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:03,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:03,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:03,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:20:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:03,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:03,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:20:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:20:03,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:20:03,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:03,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:03,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:20:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:03,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:20:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:03,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:20:03,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:20:03,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:03,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:03,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:20:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:20:03,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:20:03,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:03,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 08:20:03,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:03,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:03,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:20:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:03,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:20:03,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:20:03,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:03,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:03,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:20:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:20:03,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 08:20:03,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:20:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 08:20:03,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:20:03,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:03,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:03,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:03,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:20:03,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:20:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-14 08:20:03,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:20:03,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-14 08:20:03,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:03,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:03,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:20:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:03,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 08:20:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:03,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:03,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:03,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:03,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:03,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:03,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:03,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:03,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:03,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:03,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:03,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2020-10-14 08:20:03,534 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1367996098] [2020-10-14 08:20:03,534 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:20:03,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 08:20:03,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670736333] [2020-10-14 08:20:03,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 08:20:03,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:20:03,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 08:20:03,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-10-14 08:20:03,535 INFO L87 Difference]: Start difference. First operand 1208 states and 1559 transitions. Second operand 12 states. [2020-10-14 08:20:05,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:20:05,744 INFO L93 Difference]: Finished difference Result 2397 states and 3130 transitions. [2020-10-14 08:20:05,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 08:20:05,744 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 296 [2020-10-14 08:20:05,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:20:05,752 INFO L225 Difference]: With dead ends: 2397 [2020-10-14 08:20:05,752 INFO L226 Difference]: Without dead ends: 1351 [2020-10-14 08:20:05,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=160, Invalid=440, Unknown=0, NotChecked=0, Total=600 [2020-10-14 08:20:05,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1351 states. [2020-10-14 08:20:05,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1351 to 1348. [2020-10-14 08:20:05,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1348 states. [2020-10-14 08:20:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 1743 transitions. [2020-10-14 08:20:05,846 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 1743 transitions. Word has length 296 [2020-10-14 08:20:05,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:20:05,847 INFO L479 AbstractCegarLoop]: Abstraction has 1348 states and 1743 transitions. [2020-10-14 08:20:05,847 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 08:20:05,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1743 transitions. [2020-10-14 08:20:05,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2020-10-14 08:20:05,851 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:20:05,851 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 08:20:05,851 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2020-10-14 08:20:05,851 INFO L427 AbstractCegarLoop]: === Iteration 35 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:20:05,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:20:05,852 INFO L82 PathProgramCache]: Analyzing trace with hash -972162573, now seen corresponding path program 1 times [2020-10-14 08:20:05,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:20:05,852 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [556230073] [2020-10-14 08:20:05,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:20:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:05,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:06,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:06,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:06,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:10,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:10,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-14 08:20:10,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 08:20:10,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 08:20:10,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:10,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:10,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 08:20:10,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 352 [2020-10-14 08:20:10,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 08:20:10,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:20:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:20:11,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:11,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:20:11,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:20:11,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:20:11,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:11,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:11,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:11,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:20:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:11,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:11,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:20:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:11,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:11,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:20:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:20:11,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:11,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:20:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:11,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:20:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:11,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:20:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:11,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:20:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:20:11,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:20:11,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:11,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:20:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:11,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:11,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:20:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:11,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:20:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:20:11,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:20:11,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:11,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:11,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:20:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:11,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:20:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:11,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:20:11,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:11,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:11,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:11,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:20:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:20:11,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:20:11,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:11,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:11,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:11,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:20:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:11,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:20:11,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:11,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:11,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:11,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:11,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:20:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:20:11,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:20:11,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:11,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:11,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:20:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-14 08:20:11,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 08:20:11,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:20:11,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-14 08:20:11,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:11,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:11,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:11,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:11,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:20:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:11,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:11,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 08:20:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:11,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:11,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:11,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:11,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:11,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:11,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:11,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:11,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:11,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:11,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:11,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:11,719 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2020-10-14 08:20:11,719 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [556230073] [2020-10-14 08:20:11,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:20:11,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-14 08:20:11,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348293324] [2020-10-14 08:20:11,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-14 08:20:11,724 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:20:11,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-14 08:20:11,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-14 08:20:11,725 INFO L87 Difference]: Start difference. First operand 1348 states and 1743 transitions. Second operand 14 states. [2020-10-14 08:20:13,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:20:13,840 INFO L93 Difference]: Finished difference Result 1405 states and 1850 transitions. [2020-10-14 08:20:13,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 08:20:13,840 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 296 [2020-10-14 08:20:13,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:20:13,846 INFO L225 Difference]: With dead ends: 1405 [2020-10-14 08:20:13,846 INFO L226 Difference]: Without dead ends: 1403 [2020-10-14 08:20:13,846 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=126, Invalid=380, Unknown=0, NotChecked=0, Total=506 [2020-10-14 08:20:13,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1403 states. [2020-10-14 08:20:13,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1403 to 1372. [2020-10-14 08:20:13,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1372 states. [2020-10-14 08:20:13,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 1770 transitions. [2020-10-14 08:20:13,978 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 1770 transitions. Word has length 296 [2020-10-14 08:20:13,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:20:13,978 INFO L479 AbstractCegarLoop]: Abstraction has 1372 states and 1770 transitions. [2020-10-14 08:20:13,979 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-14 08:20:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1770 transitions. [2020-10-14 08:20:13,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2020-10-14 08:20:13,982 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:20:13,983 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 9, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:20:13,983 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2020-10-14 08:20:13,983 INFO L427 AbstractCegarLoop]: === Iteration 36 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:20:13,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:20:13,983 INFO L82 PathProgramCache]: Analyzing trace with hash 373320844, now seen corresponding path program 1 times [2020-10-14 08:20:13,984 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:20:13,984 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [625447059] [2020-10-14 08:20:13,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:20:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:14,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:14,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:14,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:14,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 372 [2020-10-14 08:20:19,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 08:20:19,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 08:20:19,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 08:20:19,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 184 [2020-10-14 08:20:19,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-10-14 08:20:19,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:20:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:20:19,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:19,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:20:19,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:20:19,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 546 [2020-10-14 08:20:19,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 08:20:19,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-14 08:20:19,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:20:19,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:19,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:19,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:19,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:20:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:19,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:19,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:20:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:19,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:19,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:20:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:20:19,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:20:19,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:20:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:19,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:19,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:20:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:19,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:19,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:20:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:19,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:19,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:20:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:20:19,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:19,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:20:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:19,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:19,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:19,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:19,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:20:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:19,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:19,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:19,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:19,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:19,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:19,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:19,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:19,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:19,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:19,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:20:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:19,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:19,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:20:20,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:20:20,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 394 [2020-10-14 08:20:20,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 08:20:20,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-14 08:20:20,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:20,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:20,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:20,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:20:20,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:20,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:20,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:20:20,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:20:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:20,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:20:20,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:20:20,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:20:20,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:20:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:20,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:20:20,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:20,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:20:20,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:20,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:20,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:20,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:20,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:20:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:20:20,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:20:20,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:20,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 08:20:20,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:20,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:20,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:20,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:20,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:20:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:20,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:20:20,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:20,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:20:20,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:20,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:20,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:20,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:20,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:20,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:20:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:20:20,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 08:20:20,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 08:20:20,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 08:20:20,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:20:20,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:20,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:20,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:20:20,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 08:20:20,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 08:20:20,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:20:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-14 08:20:20,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:20:20,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-14 08:20:20,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:20:20,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 08:20:20,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-14 08:20:20,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:20,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:20,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:20,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:20:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:20,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:20,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:20:20,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:20:20,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 08:20:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:20,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:20,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:20:20,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 08:20:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:20,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:20,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:20,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:20,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:20,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:20,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:20,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:20,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:20,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:20,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 08:20:20,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:20,836 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 146 proven. 15 refuted. 0 times theorem prover too weak. 523 trivial. 0 not checked. [2020-10-14 08:20:20,836 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [625447059] [2020-10-14 08:20:20,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:20:20,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-14 08:20:20,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442295902] [2020-10-14 08:20:20,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-14 08:20:20,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:20:20,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-14 08:20:20,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2020-10-14 08:20:20,838 INFO L87 Difference]: Start difference. First operand 1372 states and 1770 transitions. Second operand 21 states. [2020-10-14 08:20:21,836 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 99 [2020-10-14 08:20:22,515 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 101 [2020-10-14 08:20:29,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:20:29,250 INFO L93 Difference]: Finished difference Result 4359 states and 5758 transitions. [2020-10-14 08:20:29,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-14 08:20:29,251 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 304 [2020-10-14 08:20:29,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:20:29,268 INFO L225 Difference]: With dead ends: 4359 [2020-10-14 08:20:29,269 INFO L226 Difference]: Without dead ends: 3253 [2020-10-14 08:20:29,273 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 948 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=642, Invalid=3018, Unknown=0, NotChecked=0, Total=3660 [2020-10-14 08:20:29,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3253 states. [2020-10-14 08:20:29,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3253 to 2692. [2020-10-14 08:20:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2692 states. [2020-10-14 08:20:29,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 2692 states and 3376 transitions. [2020-10-14 08:20:29,456 INFO L78 Accepts]: Start accepts. Automaton has 2692 states and 3376 transitions. Word has length 304 [2020-10-14 08:20:29,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:20:29,457 INFO L479 AbstractCegarLoop]: Abstraction has 2692 states and 3376 transitions. [2020-10-14 08:20:29,457 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-14 08:20:29,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3376 transitions. [2020-10-14 08:20:29,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2020-10-14 08:20:29,462 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:20:29,463 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 9, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:20:29,463 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2020-10-14 08:20:29,463 INFO L427 AbstractCegarLoop]: === Iteration 37 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:20:29,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:20:29,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1123058191, now seen corresponding path program 1 times [2020-10-14 08:20:29,463 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:20:29,464 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1107676938] [2020-10-14 08:20:29,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:20:29,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:29,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:29,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:29,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:29,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:29,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:29,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 375 [2020-10-14 08:20:34,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 08:20:34,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 08:20:34,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:20:34,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 191 [2020-10-14 08:20:34,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:20:34,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:20:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:20:34,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:34,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-14 08:20:34,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:20:34,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 264 [2020-10-14 08:20:34,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:20:34,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 212 [2020-10-14 08:20:34,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:20:34,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:20:34,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:34,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:34,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:34,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:20:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:34,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:34,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:20:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:34,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:34,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:20:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:20:34,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:34,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:20:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:34,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:34,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:20:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:34,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:34,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:20:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:34,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:34,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:20:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:20:34,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:20:34,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:20:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:34,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:34,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:34,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:34,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:20:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:34,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:34,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:34,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:34,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:34,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:34,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:34,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:34,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:34,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:34,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:20:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:34,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:34,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:20:35,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 08:20:35,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-10-14 08:20:35,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:20:35,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-14 08:20:35,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 08:20:35,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:35,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:20:35,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:35,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:35,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:35,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 08:20:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:35,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:20:35,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:20:35,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:35,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 08:20:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:35,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:20:35,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:20:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 08:20:35,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 08:20:35,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2020-10-14 08:20:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:35,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:20:35,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 08:20:35,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:35,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:35,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:35,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-10-14 08:20:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:20:35,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:20:35,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 08:20:35,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:35,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:35,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:35,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-14 08:20:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:35,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:20:35,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 08:20:35,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:35,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:35,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:35,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-14 08:20:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:20:35,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:35,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 08:20:35,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:35,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:35,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:35,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-14 08:20:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-14 08:20:35,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:20:35,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 08:20:35,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-14 08:20:35,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:35,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:35,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:35,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:20:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:35,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:35,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:35,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 08:20:35,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:35,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:35,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:35,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 08:20:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:35,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:35,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:35,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:35,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:35,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:35,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:35,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:35,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:35,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:35,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:35,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:35,513 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 49 proven. 9 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2020-10-14 08:20:35,513 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1107676938] [2020-10-14 08:20:35,513 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:20:35,513 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 08:20:35,513 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250990116] [2020-10-14 08:20:35,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 08:20:35,514 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:20:35,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 08:20:35,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-14 08:20:35,515 INFO L87 Difference]: Start difference. First operand 2692 states and 3376 transitions. Second operand 11 states. [2020-10-14 08:20:37,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:20:37,354 INFO L93 Difference]: Finished difference Result 5153 states and 6653 transitions. [2020-10-14 08:20:37,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 08:20:37,355 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 307 [2020-10-14 08:20:37,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:20:37,366 INFO L225 Difference]: With dead ends: 5153 [2020-10-14 08:20:37,367 INFO L226 Difference]: Without dead ends: 2507 [2020-10-14 08:20:37,374 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2020-10-14 08:20:37,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2507 states. [2020-10-14 08:20:37,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2507 to 2489. [2020-10-14 08:20:37,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2489 states. [2020-10-14 08:20:37,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 2489 states and 3077 transitions. [2020-10-14 08:20:37,543 INFO L78 Accepts]: Start accepts. Automaton has 2489 states and 3077 transitions. Word has length 307 [2020-10-14 08:20:37,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:20:37,543 INFO L479 AbstractCegarLoop]: Abstraction has 2489 states and 3077 transitions. [2020-10-14 08:20:37,543 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 08:20:37,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 3077 transitions. [2020-10-14 08:20:37,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-10-14 08:20:37,546 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:20:37,546 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 8, 8, 8, 7, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:20:37,546 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2020-10-14 08:20:37,546 INFO L427 AbstractCegarLoop]: === Iteration 38 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:20:37,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:20:37,547 INFO L82 PathProgramCache]: Analyzing trace with hash -92614359, now seen corresponding path program 1 times [2020-10-14 08:20:37,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:20:37,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1432940250] [2020-10-14 08:20:37,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:20:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:37,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:37,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:37,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:37,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 391 [2020-10-14 08:20:42,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 08:20:42,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 08:20:42,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 08:20:42,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 303 [2020-10-14 08:20:42,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-14 08:20:42,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:20:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:20:42,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:20:42,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:20:42,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 08:20:42,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:42,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:20:42,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:42,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:42,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:42,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:20:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:42,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:42,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:20:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:42,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:42,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:20:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:20:42,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:42,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:20:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:42,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:42,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:20:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:42,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:42,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:20:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:42,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:42,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:20:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:20:42,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:20:42,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:20:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:42,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:42,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:42,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:42,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:20:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:42,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:42,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:20:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:20:42,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:20:42,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:42,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:42,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:42,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:42,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:20:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:42,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:42,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:20:42,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:42,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:20:42,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:42,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:42,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:20:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:20:42,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:20:42,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:42,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:42,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:42,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:42,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:42,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:42,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:42,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:42,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:42,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:42,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:42,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:42,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:43,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:20:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:43,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:20:43,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:43,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:43,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:43,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:43,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:43,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:43,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:43,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:43,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:43,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:20:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:20:43,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 08:20:43,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:20:43,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:43,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 08:20:43,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:43,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:43,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:20:43,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:20:43,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:43,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:20:43,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:20:43,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:20:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-14 08:20:43,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 08:20:43,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:20:43,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-14 08:20:43,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 08:20:43,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:43,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:43,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:43,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:43,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:43,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:43,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:43,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:20:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:43,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:43,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:43,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:43,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:43,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:43,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 08:20:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:43,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:43,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:43,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:43,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:43,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:43,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 08:20:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:43,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:43,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:43,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:43,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:43,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:43,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 08:20:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:43,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:43,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:43,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:43,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:43,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:43,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 08:20:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:43,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:43,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:43,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:43,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:43,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:43,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:43,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:43,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:20:43,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:43,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:20:43,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2020-10-14 08:20:43,290 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1432940250] [2020-10-14 08:20:43,290 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:20:43,290 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-14 08:20:43,290 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470662447] [2020-10-14 08:20:43,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-14 08:20:43,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:20:43,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-14 08:20:43,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2020-10-14 08:20:43,292 INFO L87 Difference]: Start difference. First operand 2489 states and 3077 transitions. Second operand 17 states. [2020-10-14 08:20:48,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:20:48,832 INFO L93 Difference]: Finished difference Result 5888 states and 7361 transitions. [2020-10-14 08:20:48,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-14 08:20:48,832 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 319 [2020-10-14 08:20:48,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:20:48,848 INFO L225 Difference]: With dead ends: 5888 [2020-10-14 08:20:48,848 INFO L226 Difference]: Without dead ends: 4485 [2020-10-14 08:20:48,853 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 350 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=365, Invalid=1441, Unknown=0, NotChecked=0, Total=1806 [2020-10-14 08:20:48,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4485 states. [2020-10-14 08:20:49,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4485 to 4145. [2020-10-14 08:20:49,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4145 states. [2020-10-14 08:20:49,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4145 states to 4145 states and 5153 transitions. [2020-10-14 08:20:49,286 INFO L78 Accepts]: Start accepts. Automaton has 4145 states and 5153 transitions. Word has length 319 [2020-10-14 08:20:49,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:20:49,287 INFO L479 AbstractCegarLoop]: Abstraction has 4145 states and 5153 transitions. [2020-10-14 08:20:49,287 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-14 08:20:49,287 INFO L276 IsEmpty]: Start isEmpty. Operand 4145 states and 5153 transitions. [2020-10-14 08:20:49,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-10-14 08:20:49,293 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:20:49,294 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 9, 8, 8, 8, 7, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:20:49,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2020-10-14 08:20:49,294 INFO L427 AbstractCegarLoop]: === Iteration 39 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:20:49,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:20:49,294 INFO L82 PathProgramCache]: Analyzing trace with hash 278658580, now seen corresponding path program 1 times [2020-10-14 08:20:49,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:20:49,295 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [619440000] [2020-10-14 08:20:49,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:20:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:49,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:49,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:49,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:49,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:49,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 392 [2020-10-14 08:20:54,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 08:20:54,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 08:20:54,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:20:54,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 243 [2020-10-14 08:20:54,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-14 08:20:54,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:20:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:20:54,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:54,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:20:54,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:20:54,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:20:54,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:54,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:20:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:54,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:20:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:54,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:20:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:20:54,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:54,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:20:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:54,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:20:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:54,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:20:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:54,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:20:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:20:54,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:54,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:20:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:54,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:54,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:54,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:20:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:20:54,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:20:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:20:54,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:20:54,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:20:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:20:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:20:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:54,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:20:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:54,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:20:54,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:20:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:54,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:54,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:20:54,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:20:54,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:20:54,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 08:20:54,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:20:54,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:20:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:20:54,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:20:54,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:54,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:20:54,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:20:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:54,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:20:54,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:20:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 08:20:54,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:20:54,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:20:54,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 08:20:54,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 08:20:54,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:20:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:20:54,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:20:54,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:20:54,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:20:54,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-10-14 08:20:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-14 08:20:54,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:20:54,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-14 08:20:54,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:20:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:54,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:20:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:20:54,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 08:20:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 08:20:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 08:20:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 08:20:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:54,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:54,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:20:54,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:20:54,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:20:54,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:20:54,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:20:54,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:20:54,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:20:54,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:20:54,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:20:54,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:20:54,908 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2020-10-14 08:20:54,908 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [619440000] [2020-10-14 08:20:54,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:20:54,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 08:20:54,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111696910] [2020-10-14 08:20:54,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 08:20:54,909 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:20:54,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 08:20:54,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-10-14 08:20:54,910 INFO L87 Difference]: Start difference. First operand 4145 states and 5153 transitions. Second operand 12 states. [2020-10-14 08:20:57,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:20:57,094 INFO L93 Difference]: Finished difference Result 6601 states and 8214 transitions. [2020-10-14 08:20:57,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 08:20:57,094 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 320 [2020-10-14 08:20:57,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:20:57,102 INFO L225 Difference]: With dead ends: 6601 [2020-10-14 08:20:57,103 INFO L226 Difference]: Without dead ends: 3098 [2020-10-14 08:20:57,108 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=160, Invalid=440, Unknown=0, NotChecked=0, Total=600 [2020-10-14 08:20:57,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3098 states. [2020-10-14 08:20:57,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3098 to 3065. [2020-10-14 08:20:57,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3065 states. [2020-10-14 08:20:57,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3065 states to 3065 states and 3800 transitions. [2020-10-14 08:20:57,339 INFO L78 Accepts]: Start accepts. Automaton has 3065 states and 3800 transitions. Word has length 320 [2020-10-14 08:20:57,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:20:57,340 INFO L479 AbstractCegarLoop]: Abstraction has 3065 states and 3800 transitions. [2020-10-14 08:20:57,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 08:20:57,340 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 3800 transitions. [2020-10-14 08:20:57,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2020-10-14 08:20:57,342 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:20:57,342 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 9, 8, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:20:57,342 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2020-10-14 08:20:57,342 INFO L427 AbstractCegarLoop]: === Iteration 40 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:20:57,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:20:57,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1961487649, now seen corresponding path program 1 times [2020-10-14 08:20:57,342 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:20:57,343 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [326808421] [2020-10-14 08:20:57,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:20:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:20:57,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:57,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:57,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:59,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:59,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:20:59,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 397 [2020-10-14 08:21:02,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 08:21:02,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 08:21:02,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 08:21:02,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 303 [2020-10-14 08:21:02,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-14 08:21:02,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:21:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:21:02,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:21:02,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:21:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:21:02,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:21:02,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:21:02,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:02,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:21:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:02,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:21:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:02,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:21:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:02,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:21:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:21:02,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:02,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:21:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:02,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:21:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:02,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:21:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:02,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:21:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:21:02,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:02,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:21:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:02,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:21:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:02,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:02,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:21:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:02,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:21:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:21:02,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:02,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:21:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:02,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:21:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:02,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:21:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:02,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:02,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:21:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:21:02,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:21:02,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:21:02,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:21:02,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:21:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:21:02,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:02,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:02,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:21:02,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:21:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:21:02,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:02,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:02,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:02,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:02,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:02,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:21:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:21:02,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:21:02,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:21:02,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 08:21:02,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:21:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:21:02,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:02,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:02,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:21:02,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:02,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:21:02,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:02,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:21:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:02,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:02,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:02,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-14 08:21:02,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:21:02,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-14 08:21:02,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:02,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:02,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:21:02,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-14 08:21:02,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 08:21:02,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:03,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:21:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:03,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:03,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:03,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:03,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:03,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:03,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:03,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:03,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:03,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:03,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:03,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:03,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:21:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:03,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:03,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:03,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:03,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:03,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:03,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:03,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:03,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:03,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:03,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:03,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:03,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 08:21:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:03,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:03,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:03,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 08:21:03,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:03,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:03,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:03,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:03,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:03,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:03,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:03,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:03,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 08:21:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:03,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:03,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:03,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:03,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:03,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:03,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:03,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:03,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:03,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:03,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:03,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:03,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 08:21:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:03,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:03,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:03,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:03,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:03,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:03,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:03,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:03,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:03,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:03,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:03,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:03,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:21:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:03,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:03,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:03,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:03,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:03,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:03,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:03,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:03,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:21:03,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:03,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:21:03,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:03,125 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2020-10-14 08:21:03,125 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [326808421] [2020-10-14 08:21:03,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:21:03,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-14 08:21:03,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684949276] [2020-10-14 08:21:03,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-14 08:21:03,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:21:03,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-14 08:21:03,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2020-10-14 08:21:03,127 INFO L87 Difference]: Start difference. First operand 3065 states and 3800 transitions. Second operand 17 states. [2020-10-14 08:21:09,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:21:09,347 INFO L93 Difference]: Finished difference Result 7796 states and 9854 transitions. [2020-10-14 08:21:09,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-14 08:21:09,348 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 325 [2020-10-14 08:21:09,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:21:09,368 INFO L225 Difference]: With dead ends: 7796 [2020-10-14 08:21:09,368 INFO L226 Difference]: Without dead ends: 5184 [2020-10-14 08:21:09,376 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 377 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=387, Invalid=1505, Unknown=0, NotChecked=0, Total=1892 [2020-10-14 08:21:09,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5184 states. [2020-10-14 08:21:09,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5184 to 4373. [2020-10-14 08:21:09,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4373 states. [2020-10-14 08:21:09,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 4373 states and 5546 transitions. [2020-10-14 08:21:09,751 INFO L78 Accepts]: Start accepts. Automaton has 4373 states and 5546 transitions. Word has length 325 [2020-10-14 08:21:09,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:21:09,752 INFO L479 AbstractCegarLoop]: Abstraction has 4373 states and 5546 transitions. [2020-10-14 08:21:09,752 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-14 08:21:09,752 INFO L276 IsEmpty]: Start isEmpty. Operand 4373 states and 5546 transitions. [2020-10-14 08:21:09,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2020-10-14 08:21:09,754 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:21:09,755 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 9, 8, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:21:09,755 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2020-10-14 08:21:09,755 INFO L427 AbstractCegarLoop]: === Iteration 41 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:21:09,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:21:09,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1940452637, now seen corresponding path program 1 times [2020-10-14 08:21:09,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:21:09,756 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1261778695] [2020-10-14 08:21:09,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:21:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:09,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:09,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:10,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:11,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:11,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:11,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:14,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:14,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 397 [2020-10-14 08:21:14,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 08:21:14,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 08:21:14,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:14,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:14,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:21:14,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 355 [2020-10-14 08:21:14,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 08:21:14,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:14,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:21:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:14,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:14,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:14,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:21:14,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:14,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:14,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:14,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:14,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:14,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:14,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:14,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:14,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:21:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:14,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:14,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:14,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:21:14,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:14,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 08:21:14,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:14,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:14,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:14,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:14,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:14,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:14,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:14,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:14,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:14,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:21:14,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:14,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:14,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:14,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:14,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:14,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:14,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:14,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:14,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:21:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:14,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:14,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:14,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:14,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:14,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:14,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:14,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:14,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:14,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:14,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:14,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:14,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:21:14,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:14,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:14,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:14,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:14,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:14,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:14,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:14,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:14,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:14,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:14,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:14,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:21:15,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:15,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:21:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:21:15,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:21:15,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:21:15,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:15,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:21:15,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:21:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:15,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:21:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:15,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:21:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:21:15,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:21:15,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:21:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:15,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:21:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:15,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:21:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:15,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:21:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:21:15,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:21:15,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:21:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:15,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:21:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:15,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:21:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:15,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:21:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:21:15,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:21:15,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:21:15,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:21:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:21:15,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:21:15,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:21:15,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:15,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:15,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:21:15,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:21:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:21:15,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:21:15,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:15,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:15,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:21:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:21:15,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 08:21:15,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:21:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:21:15,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 08:21:15,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:21:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-14 08:21:15,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:21:15,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-10-14 08:21:15,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:21:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-14 08:21:15,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 08:21:15,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:21:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:15,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:21:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:15,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 08:21:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 08:21:15,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:15,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:15,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 08:21:15,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:15,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:21:15,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:21:15,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 08:21:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:15,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:21:15,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:21:15,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:21:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:15,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:15,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:15,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:15,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:15,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:15,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:15,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:15,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:21:15,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:15,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:21:15,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:15,555 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2020-10-14 08:21:15,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1261778695] [2020-10-14 08:21:15,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 08:21:15,556 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 08:21:15,556 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060990480] [2020-10-14 08:21:15,556 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 08:21:15,556 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:21:15,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 08:21:15,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2020-10-14 08:21:15,557 INFO L87 Difference]: Start difference. First operand 4373 states and 5546 transitions. Second operand 12 states. [2020-10-14 08:21:17,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 08:21:17,627 INFO L93 Difference]: Finished difference Result 9619 states and 12750 transitions. [2020-10-14 08:21:17,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 08:21:17,628 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 325 [2020-10-14 08:21:17,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 08:21:17,669 INFO L225 Difference]: With dead ends: 9619 [2020-10-14 08:21:17,669 INFO L226 Difference]: Without dead ends: 5789 [2020-10-14 08:21:17,680 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=125, Invalid=255, Unknown=0, NotChecked=0, Total=380 [2020-10-14 08:21:17,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5789 states. [2020-10-14 08:21:18,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5789 to 4631. [2020-10-14 08:21:18,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4631 states. [2020-10-14 08:21:18,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4631 states to 4631 states and 5945 transitions. [2020-10-14 08:21:18,085 INFO L78 Accepts]: Start accepts. Automaton has 4631 states and 5945 transitions. Word has length 325 [2020-10-14 08:21:18,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 08:21:18,085 INFO L479 AbstractCegarLoop]: Abstraction has 4631 states and 5945 transitions. [2020-10-14 08:21:18,085 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 08:21:18,085 INFO L276 IsEmpty]: Start isEmpty. Operand 4631 states and 5945 transitions. [2020-10-14 08:21:18,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2020-10-14 08:21:18,088 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 08:21:18,088 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 9, 8, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 08:21:18,088 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2020-10-14 08:21:18,088 INFO L427 AbstractCegarLoop]: === Iteration 42 === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 08:21:18,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 08:21:18,089 INFO L82 PathProgramCache]: Analyzing trace with hash 360369953, now seen corresponding path program 1 times [2020-10-14 08:21:18,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 08:21:18,089 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [122231124] [2020-10-14 08:21:18,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 08:21:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:18,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:18,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:18,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:18,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 397 [2020-10-14 08:21:23,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 08:21:23,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 08:21:23,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 08:21:23,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 243 [2020-10-14 08:21:23,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-14 08:21:23,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 08:21:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 08:21:23,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:23,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:21:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 08:21:23,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 08:21:23,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 08:21:23,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:21:23,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:21:23,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:23,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:23,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 08:21:23,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:23,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:23,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 08:21:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:23,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:23,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 08:21:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-14 08:21:23,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 08:21:23,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-14 08:21:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:23,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:23,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 08:21:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:23,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:23,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 08:21:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:23,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:23,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 08:21:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 08:21:23,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:23,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 08:21:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:23,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:23,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:21:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:23,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:23,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 08:21:23,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:23,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:23,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 08:21:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 08:21:23,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 08:21:23,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 08:21:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:23,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:23,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 08:21:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:23,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:23,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 08:21:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:23,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:23,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 08:21:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:21:23,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 08:21:23,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:21:23,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:21:23,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:21:23,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:21:23,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 08:21:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-14 08:21:23,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 08:21:23,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:21:23,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 08:21:23,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:23,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:23,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-10-14 08:21:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-14 08:21:23,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 08:21:23,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:21:23,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:21:23,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 08:21:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:23,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:23,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-10-14 08:21:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 08:21:23,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 08:21:23,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 08:21:23,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 08:21:23,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 08:21:23,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:21:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 08:21:23,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:21:23,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:21:23,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:21:23,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2020-10-14 08:21:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-14 08:21:23,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 08:21:23,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-14 08:21:23,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 08:21:23,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-14 08:21:23,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 08:21:23,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 08:21:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 08:21:23,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:23,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 08:21:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 08:21:23,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 08:21:23,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 08:21:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 08:21:23,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:23,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 08:21:23,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 08:21:23,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 08:21:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:23,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 08:21:23,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 08:21:23,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 08:21:23,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 08:21:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:23,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:21:23,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 08:21:23,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:21:23,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 08:21:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 08:21:23,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 08:21:23,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 08:21:23,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 08:21:23,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 08:21:23,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 08:21:23,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 08:21:23,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 08:21:23,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 08:21:23,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 08:21:23,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 08:21:23,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 08:21:23,898 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2020-10-14 08:21:23,898 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [122231124] [2020-10-14 08:21:23,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 08:21:23,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-14 08:21:23,898 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066967665] [2020-10-14 08:21:23,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-14 08:21:23,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 08:21:23,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-14 08:21:23,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2020-10-14 08:21:23,899 INFO L87 Difference]: Start difference. First operand 4631 states and 5945 transitions. Second operand 20 states. [2020-10-14 08:21:24,066 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 93