/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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/systemc/token_ring.13.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 04:54:11,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 04:54:11,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 04:54:11,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 04:54:11,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 04:54:11,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 04:54:11,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 04:54:11,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 04:54:11,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 04:54:11,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 04:54:11,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 04:54:11,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 04:54:11,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 04:54:11,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 04:54:11,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 04:54:11,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 04:54:11,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 04:54:11,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 04:54:11,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 04:54:11,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 04:54:11,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 04:54:11,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 04:54:11,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 04:54:11,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 04:54:11,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 04:54:11,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 04:54:11,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 04:54:11,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 04:54:11,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 04:54:11,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 04:54:11,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 04:54:11,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 04:54:11,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 04:54:11,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 04:54:11,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 04:54:11,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 04:54:11,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 04:54:11,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 04:54:11,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 04:54:11,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 04:54:11,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 04:54:11,395 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 [2020-10-15 04:54:11,416 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 04:54:11,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 04:54:11,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 04:54:11,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 04:54:11,418 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 04:54:11,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 04:54:11,419 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 04:54:11,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 04:54:11,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 04:54:11,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 04:54:11,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 04:54:11,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 04:54:11,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 04:54:11,420 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 04:54:11,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 04:54:11,420 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 04:54:11,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 04:54:11,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 04:54:11,421 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 04:54:11,421 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 04:54:11,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 04:54:11,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:54:11,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 04:54:11,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 04:54:11,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 04:54:11,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 04:54:11,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 04:54:11,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 04:54:11,423 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 04:54:11,423 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 04:54:11,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 04:54:11,767 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 04:54:11,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 04:54:11,778 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 04:54:11,778 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 04:54:11,779 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.13.cil-2.c [2020-10-15 04:54:11,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5d8d6b31/26e7379ebd20422d83776724d1cbb29b/FLAGa652438a3 [2020-10-15 04:54:12,324 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 04:54:12,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.13.cil-2.c [2020-10-15 04:54:12,354 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5d8d6b31/26e7379ebd20422d83776724d1cbb29b/FLAGa652438a3 [2020-10-15 04:54:12,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5d8d6b31/26e7379ebd20422d83776724d1cbb29b [2020-10-15 04:54:12,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 04:54:12,724 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 04:54:12,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 04:54:12,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 04:54:12,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 04:54:12,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:12" (1/1) ... [2020-10-15 04:54:12,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d19aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:12, skipping insertion in model container [2020-10-15 04:54:12,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:12" (1/1) ... [2020-10-15 04:54:12,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 04:54:12,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 04:54:13,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:54:13,286 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 04:54:13,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:54:13,413 INFO L208 MainTranslator]: Completed translation [2020-10-15 04:54:13,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:13 WrapperNode [2020-10-15 04:54:13,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 04:54:13,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 04:54:13,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 04:54:13,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 04:54:13,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:13" (1/1) ... [2020-10-15 04:54:13,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:13" (1/1) ... [2020-10-15 04:54:13,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:13" (1/1) ... [2020-10-15 04:54:13,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:13" (1/1) ... [2020-10-15 04:54:13,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:13" (1/1) ... [2020-10-15 04:54:13,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:13" (1/1) ... [2020-10-15 04:54:13,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:13" (1/1) ... [2020-10-15 04:54:13,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 04:54:13,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 04:54:13,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 04:54:13,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 04:54:13,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:13" (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 [2020-10-15 04:54:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 04:54:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 04:54:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-15 04:54:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-15 04:54:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-15 04:54:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-15 04:54:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-15 04:54:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-15 04:54:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-15 04:54:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-15 04:54:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-15 04:54:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-15 04:54:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-15 04:54:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-15 04:54:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-15 04:54:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-15 04:54:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-10-15 04:54:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-15 04:54:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-15 04:54:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-15 04:54:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-15 04:54:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-15 04:54:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-15 04:54:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-15 04:54:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-15 04:54:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-15 04:54:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-15 04:54:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-15 04:54:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-15 04:54:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-15 04:54:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-10-15 04:54:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-15 04:54:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-15 04:54:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-15 04:54:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-15 04:54:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-15 04:54:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-15 04:54:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-15 04:54:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-15 04:54:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-15 04:54:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-15 04:54:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-15 04:54:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-15 04:54:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-15 04:54:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 04:54:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 04:54:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-15 04:54:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-15 04:54:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-15 04:54:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-15 04:54:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-15 04:54:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-15 04:54:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-15 04:54:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-15 04:54:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-15 04:54:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-15 04:54:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-15 04:54:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-15 04:54:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-15 04:54:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-15 04:54:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-10-15 04:54:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-15 04:54:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 04:54:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-15 04:54:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-15 04:54:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-15 04:54:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-15 04:54:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-15 04:54:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-15 04:54:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-15 04:54:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-15 04:54:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-15 04:54:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-15 04:54:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-15 04:54:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-15 04:54:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-15 04:54:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-10-15 04:54:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-15 04:54:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-15 04:54:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-15 04:54:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-15 04:54:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-15 04:54:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-15 04:54:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-15 04:54:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-15 04:54:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-15 04:54:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-15 04:54:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-15 04:54:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-15 04:54:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 04:54:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 04:54:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 04:54:14,919 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 04:54:14,919 INFO L295 CfgBuilder]: Removed 16 assume(true) statements. [2020-10-15 04:54:14,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:14 BoogieIcfgContainer [2020-10-15 04:54:14,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 04:54:14,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 04:54:14,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 04:54:14,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 04:54:14,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 04:54:12" (1/3) ... [2020-10-15 04:54:14,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2142fb43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:54:14, skipping insertion in model container [2020-10-15 04:54:14,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:13" (2/3) ... [2020-10-15 04:54:14,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2142fb43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:54:14, skipping insertion in model container [2020-10-15 04:54:14,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:14" (3/3) ... [2020-10-15 04:54:14,935 INFO L109 eAbstractionObserver]: Analyzing ICFG token_ring.13.cil-2.c [2020-10-15 04:54:14,945 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 04:54:14,954 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 04:54:14,968 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 04:54:14,995 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 04:54:14,995 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 04:54:14,995 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 04:54:14,996 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 04:54:14,996 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 04:54:14,996 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 04:54:14,996 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 04:54:14,996 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 04:54:15,024 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states. [2020-10-15 04:54:15,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-15 04:54:15,046 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:54:15,048 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:54:15,048 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:54:15,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:54:15,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1935396934, now seen corresponding path program 1 times [2020-10-15 04:54:15,062 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:54:15,062 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1571676389] [2020-10-15 04:54:15,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:54:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:15,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:15,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:16,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:16,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:16,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:16,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:17,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:20,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:20,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-15 04:54:20,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:54:20,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-15 04:54:20,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:20,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:20,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:54:20,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:54:20,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 04:54:20,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 04:54:21,128 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-15 04:54:21,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:54:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:21,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:21,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:21,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:21,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-15 04:54:21,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:21,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:21,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:21,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:21,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:54:21,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:21,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:54:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:21,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:21,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:21,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:21,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:54:21,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:21,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:21,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:21,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:21,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:54:21,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:21,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:54:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:21,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:21,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:54:21,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:21,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:21,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:21,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:21,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:21,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:21,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:54:21,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:21,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:54:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:21,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:21,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:54:21,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:21,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 04:54:21,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:21,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:21,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:21,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:21,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:54:21,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:21,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:54:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:21,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:21,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:54:21,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:21,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-15 04:54:21,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:21,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:21,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:54:21,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:54:21,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 04:54:21,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:21,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 04:54:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:21,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:54:26,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:54:26,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 04:54:26,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:54:26,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-15 04:54:26,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:54:26,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:54:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:54:26,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:54:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:26,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:54:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:54:26,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:54:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:26,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:54:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:54:26,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:54:26,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:26,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:54:26,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:54:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:26,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:26,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 04:54:26,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:54:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:54:26,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:26,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:54:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:54:26,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:26,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:54:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:54:26,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:26,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:54:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:26,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:26,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:54:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:26,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:26,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:54:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:26,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:26,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 04:54:26,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:54:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:26,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:26,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:54:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:26,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-15 04:54:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:54:26,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 04:54:26,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:54:26,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:26,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-15 04:54:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:26,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:54:26,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:26,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:26,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:26,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:26,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:26,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:54:26,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:26,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:54:27,023 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1571676389] [2020-10-15 04:54:27,025 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:54:27,026 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 04:54:27,027 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761636593] [2020-10-15 04:54:27,033 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 04:54:27,034 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:54:27,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 04:54:27,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-15 04:54:27,052 INFO L87 Difference]: Start difference. First operand 504 states. Second operand 12 states. [2020-10-15 04:54:27,438 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:54:27,606 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:54:27,918 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:54:30,057 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-10-15 04:54:30,401 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 04:54:30,578 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 04:54:30,920 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-10-15 04:54:31,074 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 04:54:31,363 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-15 04:54:38,784 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:54:39,349 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 04:54:39,626 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-10-15 04:54:39,904 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-10-15 04:54:40,042 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:54:40,322 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-10-15 04:54:40,458 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 04:54:46,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:54:46,319 INFO L93 Difference]: Finished difference Result 2138 states and 3606 transitions. [2020-10-15 04:54:46,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-15 04:54:46,321 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 245 [2020-10-15 04:54:46,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:54:46,384 INFO L225 Difference]: With dead ends: 2138 [2020-10-15 04:54:46,384 INFO L226 Difference]: Without dead ends: 1646 [2020-10-15 04:54:46,399 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=232, Invalid=824, Unknown=0, NotChecked=0, Total=1056 [2020-10-15 04:54:46,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1646 states. [2020-10-15 04:54:46,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1646 to 986. [2020-10-15 04:54:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 986 states. [2020-10-15 04:54:46,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 986 states and 1462 transitions. [2020-10-15 04:54:46,788 INFO L78 Accepts]: Start accepts. Automaton has 986 states and 1462 transitions. Word has length 245 [2020-10-15 04:54:46,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:54:46,791 INFO L479 AbstractCegarLoop]: Abstraction has 986 states and 1462 transitions. [2020-10-15 04:54:46,791 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 04:54:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1462 transitions. [2020-10-15 04:54:46,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-15 04:54:46,806 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:54:46,806 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:54:46,807 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 04:54:46,807 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:54:46,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:54:46,808 INFO L82 PathProgramCache]: Analyzing trace with hash 479707576, now seen corresponding path program 1 times [2020-10-15 04:54:46,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:54:46,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2000842649] [2020-10-15 04:54:46,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:54:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:46,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:46,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:50,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:51,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:51,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-15 04:54:51,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:54:51,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 04:54:51,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:51,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:51,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:54:51,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:54:51,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-15 04:54:51,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,144 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-15 04:54:52,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:54:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:52,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 04:54:52,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:54:52,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:54:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:52,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:54:52,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:54:52,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:54:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:54:52,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:52,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:54:52,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:54:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:54:52,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:54:52,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:54:52,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:52,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:54:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:54:52,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-15 04:54:52,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:54:52,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:54:52,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 04:54:52,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:54:52,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 04:54:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:54:57,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:54:57,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 04:54:57,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:54:57,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-15 04:54:57,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:54:57,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:54:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:57,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:54:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:54:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:54:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:54:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:54:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:54:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:54:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 04:54:57,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:54:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:54:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:54:57,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:54:57,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:54:57,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:54:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:57,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:54:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:57,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:57,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:54:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:57,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:57,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:54:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:54:57,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-15 04:54:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:54:57,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:54:57,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:54:57,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-15 04:54:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:54:57,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:54:57,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:54:57,831 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2000842649] [2020-10-15 04:54:57,832 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:54:57,832 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 04:54:57,832 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707626013] [2020-10-15 04:54:57,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 04:54:57,837 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:54:57,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 04:54:57,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-15 04:54:57,838 INFO L87 Difference]: Start difference. First operand 986 states and 1462 transitions. Second operand 13 states. [2020-10-15 04:54:58,141 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:54:58,287 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:54:58,497 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:55:00,947 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-10-15 04:55:01,258 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 04:55:01,556 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-15 04:55:01,715 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 04:55:02,023 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-15 04:55:02,160 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 04:55:09,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:55:09,416 INFO L93 Difference]: Finished difference Result 2549 states and 3999 transitions. [2020-10-15 04:55:09,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:55:09,416 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 245 [2020-10-15 04:55:09,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:55:09,430 INFO L225 Difference]: With dead ends: 2549 [2020-10-15 04:55:09,430 INFO L226 Difference]: Without dead ends: 1594 [2020-10-15 04:55:09,436 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=144, Invalid=408, Unknown=0, NotChecked=0, Total=552 [2020-10-15 04:55:09,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1594 states. [2020-10-15 04:55:09,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1594 to 996. [2020-10-15 04:55:09,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 996 states. [2020-10-15 04:55:09,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 996 states and 1465 transitions. [2020-10-15 04:55:09,614 INFO L78 Accepts]: Start accepts. Automaton has 996 states and 1465 transitions. Word has length 245 [2020-10-15 04:55:09,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:55:09,614 INFO L479 AbstractCegarLoop]: Abstraction has 996 states and 1465 transitions. [2020-10-15 04:55:09,614 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 04:55:09,615 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1465 transitions. [2020-10-15 04:55:09,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-15 04:55:09,618 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:55:09,619 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:55:09,619 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 04:55:09,619 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:55:09,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:55:09,620 INFO L82 PathProgramCache]: Analyzing trace with hash -1812090118, now seen corresponding path program 1 times [2020-10-15 04:55:09,620 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:55:09,620 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1251288210] [2020-10-15 04:55:09,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:55:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:09,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:09,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:09,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:09,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:09,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:10,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:14,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:14,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-15 04:55:14,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:55:14,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 04:55:14,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:14,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:14,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:55:14,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:55:14,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 04:55:14,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:14,981 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-15 04:55:14,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:55:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:14,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:15,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:15,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:15,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:15,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 04:55:15,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:15,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:15,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:15,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:15,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:55:15,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:15,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:55:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:15,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:15,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:15,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:15,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:15,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:55:15,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:15,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:15,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:15,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:15,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:55:15,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:15,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:55:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:15,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:15,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:15,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:55:15,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:15,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:15,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:15,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:15,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:15,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:15,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:55:15,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:15,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:55:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:15,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:15,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:15,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:55:15,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:15,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:55:15,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:15,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:15,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:15,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:15,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:55:15,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:15,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:55:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:15,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:15,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:15,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:55:15,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:15,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-15 04:55:15,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:15,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:15,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:55:15,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:55:15,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 04:55:15,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:15,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 04:55:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:15,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:15,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:15,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:15,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:15,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:55:20,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:55:20,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:55:20,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:55:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 04:55:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:55:20,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:20,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:55:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:20,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:20,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:20,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:55:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:20,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:20,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:55:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:55:20,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:55:20,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:20,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:55:20,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:55:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:20,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:20,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:55:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:20,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:55:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:20,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:55:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:20,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:55:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:20,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:20,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:55:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:20,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:55:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:55:20,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:55:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:20,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:55:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:20,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:55:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:20,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:55:20,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:20,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:20,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:20,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-15 04:55:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:55:20,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:55:20,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:55:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-15 04:55:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:55:20,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:20,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:20,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:55:20,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:20,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:55:20,771 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1251288210] [2020-10-15 04:55:20,772 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:55:20,772 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 04:55:20,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136956225] [2020-10-15 04:55:20,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 04:55:20,773 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:55:20,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 04:55:20,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-15 04:55:20,774 INFO L87 Difference]: Start difference. First operand 996 states and 1465 transitions. Second operand 13 states. [2020-10-15 04:55:21,042 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:55:21,180 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:55:21,372 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:55:22,929 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-10-15 04:55:23,216 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-15 04:55:23,514 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-10-15 04:55:23,669 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 04:55:23,969 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-15 04:55:24,109 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 04:55:32,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:55:32,192 INFO L93 Difference]: Finished difference Result 2620 states and 4086 transitions. [2020-10-15 04:55:32,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:55:32,192 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 245 [2020-10-15 04:55:32,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:55:32,203 INFO L225 Difference]: With dead ends: 2620 [2020-10-15 04:55:32,203 INFO L226 Difference]: Without dead ends: 1655 [2020-10-15 04:55:32,208 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-15 04:55:32,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1655 states. [2020-10-15 04:55:32,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1655 to 1006. [2020-10-15 04:55:32,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1006 states. [2020-10-15 04:55:32,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1468 transitions. [2020-10-15 04:55:32,350 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1468 transitions. Word has length 245 [2020-10-15 04:55:32,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:55:32,350 INFO L479 AbstractCegarLoop]: Abstraction has 1006 states and 1468 transitions. [2020-10-15 04:55:32,350 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 04:55:32,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1468 transitions. [2020-10-15 04:55:32,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-15 04:55:32,354 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:55:32,354 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:55:32,354 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 04:55:32,354 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:55:32,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:55:32,355 INFO L82 PathProgramCache]: Analyzing trace with hash -217931400, now seen corresponding path program 1 times [2020-10-15 04:55:32,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:55:32,355 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1243935146] [2020-10-15 04:55:32,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:55:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:32,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:32,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:32,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:32,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:32,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:34,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:34,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:34,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:34,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:34,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:34,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:34,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:35,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:37,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-15 04:55:37,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 35 [2020-10-15 04:55:37,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-15 04:55:37,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:37,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:37,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:55:37,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:55:37,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 215 [2020-10-15 04:55:37,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:37,720 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-15 04:55:37,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:55:37,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:37,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:37,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:37,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:37,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 04:55:37,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:37,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:37,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:37,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:37,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:55:37,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:37,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:55:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:37,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:37,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:37,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:37,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:55:37,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:37,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:37,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:37,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:37,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:55:37,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:37,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:55:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:37,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:37,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:55:37,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:37,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:37,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:37,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:37,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:37,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:37,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:55:37,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:37,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:55:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:37,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:37,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:55:37,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:37,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:55:37,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:37,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:37,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:37,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:37,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:55:37,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:37,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:55:37,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:37,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:37,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:55:37,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:37,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 04:55:37,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:37,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:37,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:37,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:37,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 04:55:37,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:37,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 04:55:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:37,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:38,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:38,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:38,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:39,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:55:42,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:55:42,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 04:55:42,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:42,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-15 04:55:42,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 04:55:42,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:55:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:55:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:55:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:43,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:55:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:43,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:55:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:43,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:55:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:55:43,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:55:43,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:55:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:55:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:55:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:55:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:55:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:43,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:55:43,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:55:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:43,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:43,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:43,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:55:43,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-15 04:55:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:55:43,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:55:43,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:55:43,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-15 04:55:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:43,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:43,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:43,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:55:43,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:43,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:43,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:43,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:43,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:43,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:55:43,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:43,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:43,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:55:43,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1243935146] [2020-10-15 04:55:43,173 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:55:43,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:55:43,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484713651] [2020-10-15 04:55:43,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:55:43,175 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:55:43,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:55:43,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:55:43,175 INFO L87 Difference]: Start difference. First operand 1006 states and 1468 transitions. Second operand 9 states. [2020-10-15 04:55:43,487 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:55:43,623 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:55:43,821 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:55:48,113 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:55:48,762 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:56:00,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:56:00,259 INFO L93 Difference]: Finished difference Result 4063 states and 6353 transitions. [2020-10-15 04:56:00,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:56:00,260 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 245 [2020-10-15 04:56:00,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:56:00,284 INFO L225 Difference]: With dead ends: 4063 [2020-10-15 04:56:00,284 INFO L226 Difference]: Without dead ends: 3089 [2020-10-15 04:56:00,293 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-15 04:56:00,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3089 states. [2020-10-15 04:56:00,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3089 to 2036. [2020-10-15 04:56:00,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2036 states. [2020-10-15 04:56:00,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 2036 states and 2990 transitions. [2020-10-15 04:56:00,588 INFO L78 Accepts]: Start accepts. Automaton has 2036 states and 2990 transitions. Word has length 245 [2020-10-15 04:56:00,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:56:00,589 INFO L479 AbstractCegarLoop]: Abstraction has 2036 states and 2990 transitions. [2020-10-15 04:56:00,589 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:56:00,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2990 transitions. [2020-10-15 04:56:00,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-15 04:56:00,591 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:56:00,591 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:56:00,592 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 04:56:00,592 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:56:00,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:56:00,592 INFO L82 PathProgramCache]: Analyzing trace with hash 688825047, now seen corresponding path program 1 times [2020-10-15 04:56:00,592 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:56:00,593 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1664632454] [2020-10-15 04:56:00,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:56:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:00,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:02,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:02,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:02,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:02,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:02,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:02,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:03,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:04,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:04,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:04,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:04,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:04,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:04,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-15 04:56:05,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 34 [2020-10-15 04:56:05,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-15 04:56:05,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:56:05,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:56:05,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 171 [2020-10-15 04:56:05,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,953 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-15 04:56:05,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:56:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:05,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 04:56:05,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:05,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:05,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:56:05,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:06,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:56:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:06,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:06,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:06,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:06,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:06,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:56:06,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:06,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:06,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:06,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:06,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:56:06,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:06,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:56:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:06,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:06,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:06,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:56:06,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:06,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:06,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:06,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:06,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:06,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:06,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:56:06,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:06,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:56:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:06,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:06,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:06,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:56:06,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:06,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:56:06,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:06,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:06,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:06,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:06,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:56:06,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:06,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:56:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:06,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:06,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:06,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:56:06,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:06,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:56:06,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:06,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:06,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:06,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:06,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 04:56:06,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:06,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 04:56:06,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:06,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:06,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:06,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:06,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:09,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:09,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:56:11,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:56:11,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 04:56:11,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:11,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-15 04:56:11,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 04:56:11,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:56:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:11,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:11,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:56:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:11,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:11,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:11,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:56:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:11,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:11,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:11,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:56:11,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:11,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:11,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:11,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:56:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:11,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:11,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:11,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:56:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:11,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:11,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:11,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:56:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:11,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:11,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:11,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:56:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:11,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:11,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:11,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:56:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:11,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:11,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:56:11,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:56:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:11,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:56:11,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:56:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:11,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:11,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:56:11,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:56:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:11,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:11,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:56:11,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:56:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:11,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:11,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:56:11,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:56:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:11,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:11,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:56:11,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-15 04:56:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:56:11,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:56:11,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:11,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:56:11,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:11,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-15 04:56:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:11,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:11,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:11,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:56:11,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:11,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:11,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:11,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:11,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:11,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:56:11,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:11,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:56:11,362 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1664632454] [2020-10-15 04:56:11,362 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:56:11,362 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:56:11,362 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801424329] [2020-10-15 04:56:11,363 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:56:11,363 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:56:11,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:56:11,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:56:11,364 INFO L87 Difference]: Start difference. First operand 2036 states and 2990 transitions. Second operand 9 states. [2020-10-15 04:56:11,669 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:56:11,802 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:56:11,994 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:56:15,996 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:56:16,741 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:56:27,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:56:27,953 INFO L93 Difference]: Finished difference Result 8081 states and 12655 transitions. [2020-10-15 04:56:27,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:56:27,953 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 245 [2020-10-15 04:56:27,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:56:27,989 INFO L225 Difference]: With dead ends: 8081 [2020-10-15 04:56:27,989 INFO L226 Difference]: Without dead ends: 6077 [2020-10-15 04:56:28,002 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-15 04:56:28,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6077 states. [2020-10-15 04:56:28,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6077 to 4088. [2020-10-15 04:56:28,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4088 states. [2020-10-15 04:56:28,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 6016 transitions. [2020-10-15 04:56:28,680 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 6016 transitions. Word has length 245 [2020-10-15 04:56:28,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:56:28,683 INFO L479 AbstractCegarLoop]: Abstraction has 4088 states and 6016 transitions. [2020-10-15 04:56:28,683 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:56:28,683 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 6016 transitions. [2020-10-15 04:56:28,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-15 04:56:28,698 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:56:28,698 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:56:28,698 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 04:56:28,699 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:56:28,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:56:28,700 INFO L82 PathProgramCache]: Analyzing trace with hash 1010147510, now seen corresponding path program 1 times [2020-10-15 04:56:28,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:56:28,702 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1862595192] [2020-10-15 04:56:28,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:56:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:28,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:28,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:28,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:29,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:29,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:29,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:33,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:33,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-15 04:56:33,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:56:33,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-15 04:56:33,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:33,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:33,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:56:33,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:56:33,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-15 04:56:33,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:34,054 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-15 04:56:34,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:56:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:34,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:34,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:34,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:34,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:34,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 04:56:34,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:34,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:34,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:34,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:34,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:56:34,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:34,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:56:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:34,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:34,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:34,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:34,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:34,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:56:34,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:34,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:34,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:34,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:34,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:56:34,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:34,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:56:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:34,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:34,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:34,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:56:34,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:34,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:34,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:34,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:34,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:34,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:34,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:56:34,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:34,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:56:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:34,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:34,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:34,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:56:34,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:34,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:56:34,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:34,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:34,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:34,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:34,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:56:34,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:34,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:56:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:34,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:34,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:34,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:56:34,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:34,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 04:56:34,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:34,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:34,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:56:34,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:56:34,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 04:56:34,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:34,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 04:56:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:34,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:34,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:34,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:34,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:34,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:56:39,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:56:39,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:56:39,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:56:39,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-15 04:56:39,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:56:39,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:56:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:39,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:39,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:56:39,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:56:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:39,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:39,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:56:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:39,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:39,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:56:39,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:56:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:39,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:39,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:56:39,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:56:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:39,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:39,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:56:39,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:56:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:39,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:39,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 04:56:39,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:56:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:39,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:39,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:56:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:39,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:39,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:56:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:56:39,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:56:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:56:39,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:56:39,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:56:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:39,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:56:39,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:56:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:39,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:56:39,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:56:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:39,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:56:39,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:56:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:39,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:56:39,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:56:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:39,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:39,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:56:39,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-15 04:56:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:56:39,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:56:39,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:56:39,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-15 04:56:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:39,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:39,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:39,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:56:39,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:39,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:39,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:39,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:39,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:39,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:56:39,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:39,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:39,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:56:39,617 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1862595192] [2020-10-15 04:56:39,617 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:56:39,618 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 04:56:39,618 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150598450] [2020-10-15 04:56:39,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 04:56:39,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:56:39,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 04:56:39,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-15 04:56:39,619 INFO L87 Difference]: Start difference. First operand 4088 states and 6016 transitions. Second operand 13 states. [2020-10-15 04:56:39,953 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:56:40,095 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:56:40,297 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:56:42,704 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-15 04:56:43,019 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 04:56:43,185 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 04:56:43,496 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-15 04:56:43,645 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 04:56:43,948 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-15 04:56:52,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:56:52,286 INFO L93 Difference]: Finished difference Result 10223 states and 15829 transitions. [2020-10-15 04:56:52,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:56:52,286 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 245 [2020-10-15 04:56:52,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:56:52,319 INFO L225 Difference]: With dead ends: 10223 [2020-10-15 04:56:52,320 INFO L226 Difference]: Without dead ends: 6166 [2020-10-15 04:56:52,336 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=144, Invalid=408, Unknown=0, NotChecked=0, Total=552 [2020-10-15 04:56:52,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6166 states. [2020-10-15 04:56:52,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6166 to 4108. [2020-10-15 04:56:52,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4108 states. [2020-10-15 04:56:52,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 4108 states and 6004 transitions. [2020-10-15 04:56:52,907 INFO L78 Accepts]: Start accepts. Automaton has 4108 states and 6004 transitions. Word has length 245 [2020-10-15 04:56:52,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:56:52,907 INFO L479 AbstractCegarLoop]: Abstraction has 4108 states and 6004 transitions. [2020-10-15 04:56:52,908 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 04:56:52,908 INFO L276 IsEmpty]: Start isEmpty. Operand 4108 states and 6004 transitions. [2020-10-15 04:56:52,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-15 04:56:52,909 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:56:52,909 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:56:52,910 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 04:56:52,910 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:56:52,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:56:52,910 INFO L82 PathProgramCache]: Analyzing trace with hash -761990860, now seen corresponding path program 1 times [2020-10-15 04:56:52,910 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:56:52,910 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [71206331] [2020-10-15 04:56:52,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:56:52,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:52,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:52,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:53,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:53,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:53,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:55,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:56,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:56,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:56,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:56,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:56,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:56,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:56,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:57,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:57,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:57,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-15 04:56:57,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 32 [2020-10-15 04:56:57,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-15 04:56:57,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:57,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:57,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:56:57,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:56:57,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 204 [2020-10-15 04:56:57,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:58,242 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-15 04:56:58,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:56:58,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:58,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:58,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:58,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:58,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:58,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 04:56:58,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:58,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:56:58,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:58,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:56:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:58,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:58,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:58,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:58,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:58,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:56:58,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:58,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:58,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:58,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:58,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:56:58,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:58,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:56:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:58,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:58,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:58,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:56:58,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:58,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:58,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:58,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:58,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:58,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:58,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:56:58,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:58,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:56:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:58,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:58,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:58,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:56:58,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:58,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:56:58,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:58,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:58,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:58,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:58,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:56:58,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:58,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:56:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:58,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:58,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:58,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:56:58,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:58,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 04:56:58,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:58,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:58,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:58,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:58,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 04:56:58,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:56:58,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 04:56:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:58,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:58,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:58,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:58,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:59,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:59,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:57:03,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:57:03,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:57:03,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:03,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-10-15 04:57:03,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 04:57:03,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:57:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:03,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:57:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:03,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:57:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:03,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:57:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:03,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:57:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:03,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:57:03,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:03,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:57:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:03,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:57:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:03,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:57:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:03,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:57:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:03,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:57:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:03,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:57:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:03,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:03,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:57:03,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:57:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:03,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:03,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:57:03,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:57:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:03,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:03,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:03,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:03,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:57:03,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:57:03,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-15 04:57:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:57:03,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:57:03,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:57:03,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-15 04:57:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:03,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:03,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:03,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:57:03,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:03,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:03,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:03,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:03,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:03,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:57:03,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:03,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:03,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:57:03,628 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [71206331] [2020-10-15 04:57:03,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:57:03,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:57:03,629 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176086783] [2020-10-15 04:57:03,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:57:03,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:57:03,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:57:03,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:57:03,630 INFO L87 Difference]: Start difference. First operand 4108 states and 6004 transitions. Second operand 9 states. [2020-10-15 04:57:03,926 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:57:04,062 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:57:04,253 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:57:08,311 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 04:57:08,873 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:57:19,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:57:19,916 INFO L93 Difference]: Finished difference Result 16101 states and 25101 transitions. [2020-10-15 04:57:19,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:57:19,917 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 245 [2020-10-15 04:57:19,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:57:19,977 INFO L225 Difference]: With dead ends: 16101 [2020-10-15 04:57:19,977 INFO L226 Difference]: Without dead ends: 12025 [2020-10-15 04:57:19,998 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-15 04:57:20,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12025 states. [2020-10-15 04:57:21,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12025 to 8216. [2020-10-15 04:57:21,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8216 states. [2020-10-15 04:57:21,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8216 states to 8216 states and 12012 transitions. [2020-10-15 04:57:21,178 INFO L78 Accepts]: Start accepts. Automaton has 8216 states and 12012 transitions. Word has length 245 [2020-10-15 04:57:21,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:57:21,179 INFO L479 AbstractCegarLoop]: Abstraction has 8216 states and 12012 transitions. [2020-10-15 04:57:21,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:57:21,179 INFO L276 IsEmpty]: Start isEmpty. Operand 8216 states and 12012 transitions. [2020-10-15 04:57:21,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-15 04:57:21,181 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:57:21,181 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:57:21,181 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 04:57:21,181 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:57:21,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:57:21,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1699018059, now seen corresponding path program 1 times [2020-10-15 04:57:21,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:57:21,182 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1658085132] [2020-10-15 04:57:21,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:57:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:21,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:21,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:21,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:21,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:21,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:21,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:26,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:26,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-15 04:57:26,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:57:26,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-15 04:57:26,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:26,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:26,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:57:26,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:57:26,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-15 04:57:26,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:26,514 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-15 04:57:26,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:57:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:26,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:26,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:26,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:57:26,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:26,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:57:26,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:26,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:26,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:26,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:26,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:57:26,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:26,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:57:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:26,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:26,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:26,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:57:26,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:26,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:57:26,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:26,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:26,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:26,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:26,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:57:26,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:26,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:57:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:26,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:26,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:26,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:57:26,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:26,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:26,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:26,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:26,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:26,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:26,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:57:26,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:26,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:57:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:26,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:26,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:26,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:57:26,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:26,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:57:26,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:26,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:26,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:26,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:26,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:57:26,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:26,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:57:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:26,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:26,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:26,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:57:26,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:26,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 04:57:26,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:26,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:26,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:57:26,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:57:26,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 04:57:26,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:26,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 04:57:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:26,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:26,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:26,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:26,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:27,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:29,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:29,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:57:31,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:57:31,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:57:31,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:57:31,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-15 04:57:31,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:57:31,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:57:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:31,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:31,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:57:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:31,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:31,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:57:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:31,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:31,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:57:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:31,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:57:31,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:31,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:57:31,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:57:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:31,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:57:31,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:57:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:31,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:57:31,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:57:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:31,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:57:31,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:57:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:31,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:57:31,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:57:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:31,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:57:31,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:57:31,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:57:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:31,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:57:31,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:57:31,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:57:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:31,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:57:31,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:57:31,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:57:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:31,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:57:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:57:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:31,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:57:31,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:57:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:31,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:31,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:57:31,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-15 04:57:31,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:57:31,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:57:31,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:57:31,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:31,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-15 04:57:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:31,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:31,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:31,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:57:31,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:31,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:31,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:31,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:31,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:31,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:57:31,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:31,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:32,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:57:32,012 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1658085132] [2020-10-15 04:57:32,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:57:32,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 04:57:32,013 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701233899] [2020-10-15 04:57:32,013 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 04:57:32,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:57:32,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 04:57:32,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-15 04:57:32,015 INFO L87 Difference]: Start difference. First operand 8216 states and 12012 transitions. Second operand 13 states. [2020-10-15 04:57:32,293 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-15 04:57:32,426 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:57:32,624 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:57:34,325 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-15 04:57:34,640 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-15 04:57:34,806 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 04:57:35,111 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-10-15 04:57:35,283 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 04:57:35,585 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-15 04:57:45,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:57:45,634 INFO L93 Difference]: Finished difference Result 20887 states and 32213 transitions. [2020-10-15 04:57:45,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:57:45,635 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 245 [2020-10-15 04:57:45,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:57:45,687 INFO L225 Difference]: With dead ends: 20887 [2020-10-15 04:57:45,687 INFO L226 Difference]: Without dead ends: 12702 [2020-10-15 04:57:45,717 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-15 04:57:45,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12702 states. [2020-10-15 04:57:47,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12702 to 8296. [2020-10-15 04:57:47,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8296 states. [2020-10-15 04:57:47,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8296 states to 8296 states and 12036 transitions. [2020-10-15 04:57:47,063 INFO L78 Accepts]: Start accepts. Automaton has 8296 states and 12036 transitions. Word has length 245 [2020-10-15 04:57:47,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:57:47,064 INFO L479 AbstractCegarLoop]: Abstraction has 8296 states and 12036 transitions. [2020-10-15 04:57:47,064 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 04:57:47,064 INFO L276 IsEmpty]: Start isEmpty. Operand 8296 states and 12036 transitions. [2020-10-15 04:57:47,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-10-15 04:57:47,066 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:57:47,066 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:57:47,066 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 04:57:47,067 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:57:47,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:57:47,067 INFO L82 PathProgramCache]: Analyzing trace with hash -675704203, now seen corresponding path program 1 times [2020-10-15 04:57:47,067 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:57:47,067 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [69151373] [2020-10-15 04:57:47,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:57:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:47,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:47,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:47,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:47,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:47,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:49,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:49,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:49,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:49,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:49,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:49,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:49,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:49,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:50,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:51,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:52,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:52,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-15 04:57:52,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-15 04:57:52,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5053 [2020-10-15 04:57:52,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:52,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:52,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:57:52,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:57:52,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 149 [2020-10-15 04:57:52,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:52,444 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-15 04:57:52,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:57:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:52,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:52,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:52,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:57:52,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:52,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:57:52,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:52,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:52,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:52,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:52,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:57:52,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:52,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:57:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:52,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:52,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:52,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:57:52,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:52,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:57:52,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:52,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:52,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:52,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:52,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:57:52,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:52,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:57:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:52,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:52,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:52,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:57:52,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:52,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:52,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:52,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:52,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:52,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:52,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:57:52,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:52,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:57:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:52,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:52,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:52,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:57:52,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:52,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:57:52,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:52,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:52,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:52,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:52,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:57:52,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:52,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:57:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:52,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:52,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:52,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:57:52,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:52,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 04:57:52,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:52,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 04:57:52,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:57:52,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 04:57:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:52,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:52,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:52,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:52,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:53,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:53,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:57:57,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:57:57,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 04:57:57,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:57,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-15 04:57:57,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-15 04:57:57,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:57:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:57,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:57,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:57,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:57:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:57,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:57,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:57,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:57:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:57,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:57,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:57,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:57:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:57,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:57,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:57,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:57:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:57,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:57,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:57,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:57:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:57,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:57,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:57,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:57:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:57,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:57,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:57:57,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:57:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:57,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:57,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:57:57,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:57:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:57,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:57,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:57:57,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:57:57,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:57,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:57,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:57:57,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:57:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:57,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:57,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:57:57,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:57:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:57,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:57,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:57:57,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:57:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:57,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:57,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:57:57,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:57:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:57:57,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:57:57,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:57:57,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:57:57,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:57:57,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-15 04:57:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 04:57:57,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:57:57,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:57,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:57:57,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:57,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-15 04:57:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:57:57,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:57:57,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:57:57,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:57:57,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:57:57,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:57:57,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:57:57,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:57:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:57:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:57:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:57:57,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:57:57,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:57:57,835 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [69151373] [2020-10-15 04:57:57,835 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:57:57,836 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:57:57,836 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115817868] [2020-10-15 04:57:57,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:57:57,837 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:57:57,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:57:57,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:57:57,837 INFO L87 Difference]: Start difference. First operand 8296 states and 12036 transitions. Second operand 9 states.