/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 SingleStatement --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=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/transmitter.15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 13:41:37,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 13:41:37,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 13:41:37,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 13:41:37,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 13:41:37,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 13:41:37,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 13:41:37,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 13:41:37,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 13:41:37,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 13:41:37,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 13:41:37,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 13:41:37,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 13:41:37,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 13:41:37,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 13:41:37,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 13:41:37,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 13:41:37,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 13:41:37,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 13:41:37,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 13:41:37,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 13:41:37,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 13:41:37,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 13:41:37,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 13:41:37,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 13:41:37,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 13:41:37,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 13:41:37,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 13:41:37,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 13:41:37,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 13:41:37,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 13:41:37,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 13:41:37,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 13:41:37,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 13:41:37,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 13:41:37,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 13:41:37,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 13:41:37,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 13:41:37,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 13:41:37,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 13:41:37,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 13:41:37,694 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 [2020-09-25 13:41:37,736 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 13:41:37,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 13:41:37,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 13:41:37,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 13:41:37,739 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 13:41:37,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 13:41:37,739 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 13:41:37,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 13:41:37,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 13:41:37,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 13:41:37,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 13:41:37,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 13:41:37,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 13:41:37,742 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 13:41:37,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 13:41:37,742 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 13:41:37,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 13:41:37,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 13:41:37,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 13:41:37,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 13:41:37,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 13:41:37,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 13:41:37,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 13:41:37,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 13:41:37,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 13:41:37,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 13:41:37,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 13:41:37,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 13:41:37,745 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 13:41:37,745 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 -> SingleStatement 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=0.4;log-additional-information=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=0.4;log-additional-information=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=0.4;log-additional-information=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=0.4;log-additional-information=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=0.4;log-additional-information=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=0.4;log-additional-information=true; [2020-09-25 13:41:38,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 13:41:38,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 13:41:38,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 13:41:38,227 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 13:41:38,228 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 13:41:38,229 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.15.cil.c [2020-09-25 13:41:38,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ed5b4d9cb/d548646a17f64efdade462f520ed0512/FLAGcf3a0bf28 [2020-09-25 13:41:38,954 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 13:41:38,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.15.cil.c [2020-09-25 13:41:38,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ed5b4d9cb/d548646a17f64efdade462f520ed0512/FLAGcf3a0bf28 [2020-09-25 13:41:39,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ed5b4d9cb/d548646a17f64efdade462f520ed0512 [2020-09-25 13:41:39,220 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 13:41:39,226 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 13:41:39,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 13:41:39,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 13:41:39,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 13:41:39,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:41:39" (1/1) ... [2020-09-25 13:41:39,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54535c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39, skipping insertion in model container [2020-09-25 13:41:39,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:41:39" (1/1) ... [2020-09-25 13:41:39,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 13:41:39,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 13:41:39,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 13:41:39,786 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 13:41:39,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 13:41:39,987 INFO L208 MainTranslator]: Completed translation [2020-09-25 13:41:39,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39 WrapperNode [2020-09-25 13:41:39,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 13:41:39,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 13:41:39,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 13:41:39,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 13:41:40,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39" (1/1) ... [2020-09-25 13:41:40,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39" (1/1) ... [2020-09-25 13:41:40,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39" (1/1) ... [2020-09-25 13:41:40,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39" (1/1) ... [2020-09-25 13:41:40,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39" (1/1) ... [2020-09-25 13:41:40,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39" (1/1) ... [2020-09-25 13:41:40,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39" (1/1) ... [2020-09-25 13:41:40,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 13:41:40,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 13:41:40,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 13:41:40,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 13:41:40,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39" (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 [2020-09-25 13:41:40,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 13:41:40,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 13:41:40,193 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-09-25 13:41:40,193 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-09-25 13:41:40,193 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-09-25 13:41:40,194 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-09-25 13:41:40,194 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-09-25 13:41:40,195 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-09-25 13:41:40,195 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-09-25 13:41:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-09-25 13:41:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-09-25 13:41:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-09-25 13:41:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-09-25 13:41:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-09-25 13:41:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-09-25 13:41:40,198 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-09-25 13:41:40,198 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-09-25 13:41:40,198 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-09-25 13:41:40,198 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-09-25 13:41:40,199 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-09-25 13:41:40,199 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-09-25 13:41:40,199 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-09-25 13:41:40,200 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-09-25 13:41:40,200 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-09-25 13:41:40,200 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-09-25 13:41:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-09-25 13:41:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-09-25 13:41:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-09-25 13:41:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-09-25 13:41:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-09-25 13:41:40,202 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-09-25 13:41:40,202 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-09-25 13:41:40,202 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-09-25 13:41:40,202 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-09-25 13:41:40,202 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-09-25 13:41:40,202 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-09-25 13:41:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-09-25 13:41:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-09-25 13:41:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-09-25 13:41:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-09-25 13:41:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-09-25 13:41:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-09-25 13:41:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-09-25 13:41:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-09-25 13:41:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 13:41:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 13:41:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 13:41:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-09-25 13:41:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-09-25 13:41:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-09-25 13:41:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-09-25 13:41:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-09-25 13:41:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-09-25 13:41:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-09-25 13:41:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-09-25 13:41:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-09-25 13:41:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-09-25 13:41:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-09-25 13:41:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-09-25 13:41:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-09-25 13:41:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-09-25 13:41:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-09-25 13:41:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-09-25 13:41:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-09-25 13:41:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-09-25 13:41:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-09-25 13:41:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-09-25 13:41:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-09-25 13:41:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-09-25 13:41:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-09-25 13:41:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-09-25 13:41:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-09-25 13:41:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-09-25 13:41:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-09-25 13:41:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-09-25 13:41:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-09-25 13:41:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-09-25 13:41:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-09-25 13:41:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-09-25 13:41:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-09-25 13:41:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-09-25 13:41:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-09-25 13:41:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-09-25 13:41:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-09-25 13:41:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-09-25 13:41:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-09-25 13:41:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-09-25 13:41:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-09-25 13:41:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-09-25 13:41:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 13:41:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 13:41:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 13:41:41,753 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 13:41:41,753 INFO L295 CfgBuilder]: Removed 17 assume(true) statements. [2020-09-25 13:41:41,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:41:41 BoogieIcfgContainer [2020-09-25 13:41:41,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 13:41:41,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 13:41:41,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 13:41:41,771 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 13:41:41,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 01:41:39" (1/3) ... [2020-09-25 13:41:41,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a609b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:41:41, skipping insertion in model container [2020-09-25 13:41:41,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:41:39" (2/3) ... [2020-09-25 13:41:41,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a609b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:41:41, skipping insertion in model container [2020-09-25 13:41:41,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:41:41" (3/3) ... [2020-09-25 13:41:41,776 INFO L109 eAbstractionObserver]: Analyzing ICFG transmitter.15.cil.c [2020-09-25 13:41:41,789 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 13:41:41,801 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 13:41:41,825 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 13:41:41,858 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 13:41:41,858 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 13:41:41,858 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 13:41:41,858 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 13:41:41,858 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 13:41:41,859 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 13:41:41,859 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 13:41:41,859 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 13:41:41,897 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states. [2020-09-25 13:41:41,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-09-25 13:41:41,924 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:41:41,926 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 13:41:41,926 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:41:41,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:41:41,935 INFO L82 PathProgramCache]: Analyzing trace with hash 2145549349, now seen corresponding path program 1 times [2020-09-25 13:41:41,946 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:41:41,946 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1576527745] [2020-09-25 13:41:41,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:41:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:42,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:42,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:42,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:43,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:43,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:43,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:43,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:47,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:47,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 441 [2020-09-25 13:41:47,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-09-25 13:41:47,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-09-25 13:41:47,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:47,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:47,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:41:47,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-09-25 13:41:47,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-09-25 13:41:47,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 13:41:47,900 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-25 13:41:47,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:41:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:47,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:47,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:47,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-25 13:41:47,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:47,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-09-25 13:41:47,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:47,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:47,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:47,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:47,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:47,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-25 13:41:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 13:41:48,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-25 13:41:48,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:41:48,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 13:41:48,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-25 13:41:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:41:48,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 13:41:48,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:41:48,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:41:48,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 13:41:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-25 13:41:48,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 13:41:48,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:41:48,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-25 13:41:48,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-25 13:41:48,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 13:41:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 13:41:48,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 13:41:48,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 13:41:48,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-25 13:41:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-09-25 13:41:48,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 13:41:48,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-09-25 13:41:48,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 13:41:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 13:41:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 13:41:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-25 13:41:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-25 13:41:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 13:41:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-09-25 13:41:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-09-25 13:41:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-25 13:41:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-09-25 13:41:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 13:41:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 13:41:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 13:41:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-25 13:41:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:41:48,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:41:48,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-25 13:41:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 13:41:48,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 13:41:48,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 13:41:48,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-25 13:41:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:41:48,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:41:48,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:41:48,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:41:48,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:41:48,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 13:41:48,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:41:48,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:41:48,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:41:48,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 13:41:48,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:41:48,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:41:48,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 13:41:48,781 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1576527745] [2020-09-25 13:41:48,783 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 13:41:48,783 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 13:41:48,784 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314645660] [2020-09-25 13:41:48,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 13:41:48,792 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 13:41:48,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 13:41:48,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 13:41:48,812 INFO L87 Difference]: Start difference. First operand 873 states. Second operand 8 states. [2020-09-25 13:41:49,045 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-09-25 13:41:49,218 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-09-25 13:41:49,822 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-25 13:41:50,004 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-09-25 13:41:50,158 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-09-25 13:41:50,574 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-25 13:41:50,777 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-09-25 13:41:51,273 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-09-25 13:41:55,640 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-09-25 13:42:00,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 13:42:00,605 INFO L93 Difference]: Finished difference Result 2249 states and 3089 transitions. [2020-09-25 13:42:00,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-25 13:42:00,608 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 386 [2020-09-25 13:42:00,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 13:42:00,644 INFO L225 Difference]: With dead ends: 2249 [2020-09-25 13:42:00,644 INFO L226 Difference]: Without dead ends: 1474 [2020-09-25 13:42:00,655 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-25 13:42:00,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1474 states. [2020-09-25 13:42:00,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1474 to 862. [2020-09-25 13:42:00,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 862 states. [2020-09-25 13:42:00,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 862 states and 1090 transitions. [2020-09-25 13:42:00,875 INFO L78 Accepts]: Start accepts. Automaton has 862 states and 1090 transitions. Word has length 386 [2020-09-25 13:42:00,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 13:42:00,876 INFO L479 AbstractCegarLoop]: Abstraction has 862 states and 1090 transitions. [2020-09-25 13:42:00,877 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 13:42:00,877 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1090 transitions. [2020-09-25 13:42:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-09-25 13:42:00,885 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:42:00,885 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 13:42:00,886 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 13:42:00,886 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:42:00,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:42:00,887 INFO L82 PathProgramCache]: Analyzing trace with hash 961702853, now seen corresponding path program 1 times [2020-09-25 13:42:00,887 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:42:00,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [893431172] [2020-09-25 13:42:00,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:42:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:01,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:01,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:01,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:01,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:01,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:01,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 441 [2020-09-25 13:42:06,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-09-25 13:42:06,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-09-25 13:42:06,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:42:06,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-09-25 13:42:06,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-09-25 13:42:06,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,416 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-25 13:42:06,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:42:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-25 13:42:06,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-25 13:42:06,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-25 13:42:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 13:42:06,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 13:42:06,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:42:06,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:42:06,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-25 13:42:06,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:42:06,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 13:42:06,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:42:06,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:42:06,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 13:42:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-25 13:42:06,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 13:42:06,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:42:06,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 13:42:06,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-09-25 13:42:06,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 13:42:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 13:42:06,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-25 13:42:06,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 13:42:06,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-25 13:42:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-09-25 13:42:06,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 13:42:06,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-09-25 13:42:06,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 13:42:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:42:06,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 13:42:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:06,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 13:42:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:06,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-25 13:42:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:42:06,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-25 13:42:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:06,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 13:42:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:06,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-09-25 13:42:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:06,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-09-25 13:42:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:42:06,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-25 13:42:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:42:06,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-09-25 13:42:06,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:42:06,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 13:42:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:42:06,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 13:42:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:42:06,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 13:42:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:06,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-25 13:42:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:06,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:06,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:06,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-25 13:42:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:06,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:06,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:06,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 13:42:06,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:06,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 13:42:06,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:06,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:06,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:06,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 13:42:06,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:06,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:06,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-25 13:42:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:07,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:07,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:07,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:07,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:07,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 13:42:07,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:07,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:07,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:07,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 13:42:07,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:07,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:07,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 13:42:07,241 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [893431172] [2020-09-25 13:42:07,241 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 13:42:07,241 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 13:42:07,242 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129389530] [2020-09-25 13:42:07,246 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 13:42:07,247 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 13:42:07,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 13:42:07,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 13:42:07,248 INFO L87 Difference]: Start difference. First operand 862 states and 1090 transitions. Second operand 8 states. [2020-09-25 13:42:07,451 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-09-25 13:42:08,256 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-25 13:42:08,436 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-09-25 13:42:08,597 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-09-25 13:42:09,006 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-25 13:42:09,210 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-09-25 13:42:13,731 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-09-25 13:42:18,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 13:42:18,429 INFO L93 Difference]: Finished difference Result 2229 states and 2907 transitions. [2020-09-25 13:42:18,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-25 13:42:18,430 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 386 [2020-09-25 13:42:18,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 13:42:18,441 INFO L225 Difference]: With dead ends: 2229 [2020-09-25 13:42:18,441 INFO L226 Difference]: Without dead ends: 1473 [2020-09-25 13:42:18,444 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2020-09-25 13:42:18,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2020-09-25 13:42:18,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 861. [2020-09-25 13:42:18,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2020-09-25 13:42:18,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1088 transitions. [2020-09-25 13:42:18,547 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1088 transitions. Word has length 386 [2020-09-25 13:42:18,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 13:42:18,548 INFO L479 AbstractCegarLoop]: Abstraction has 861 states and 1088 transitions. [2020-09-25 13:42:18,548 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 13:42:18,548 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1088 transitions. [2020-09-25 13:42:18,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-09-25 13:42:18,555 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:42:18,555 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 13:42:18,555 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 13:42:18,556 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:42:18,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:42:18,556 INFO L82 PathProgramCache]: Analyzing trace with hash -738096283, now seen corresponding path program 1 times [2020-09-25 13:42:18,556 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:42:18,557 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [868689870] [2020-09-25 13:42:18,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:42:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:18,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:18,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:18,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:19,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:19,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:23,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:23,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 441 [2020-09-25 13:42:23,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 13:42:23,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-09-25 13:42:23,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:23,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:42:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-09-25 13:42:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-25 13:42:23,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:23,940 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-25 13:42:23,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:42:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:23,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:23,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:23,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-25 13:42:23,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:23,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-25 13:42:23,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:23,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:23,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:23,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:23,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:23,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-25 13:42:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 13:42:24,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 13:42:24,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:42:24,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 13:42:24,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-25 13:42:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:42:24,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:42:24,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:42:24,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 13:42:24,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 13:42:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-25 13:42:24,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 13:42:24,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:42:24,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-09-25 13:42:24,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 13:42:24,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 13:42:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 13:42:24,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-25 13:42:24,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 13:42:24,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-25 13:42:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-09-25 13:42:24,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-09-25 13:42:24,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-09-25 13:42:24,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 13:42:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 13:42:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 13:42:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-25 13:42:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-25 13:42:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 13:42:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-09-25 13:42:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-09-25 13:42:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-25 13:42:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-09-25 13:42:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 13:42:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 13:42:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 13:42:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-25 13:42:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 13:42:24,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:42:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:42:24,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-25 13:42:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 13:42:24,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 13:42:24,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 13:42:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-25 13:42:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:42:24,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:42:24,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:42:24,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:42:24,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:42:24,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:42:24,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:42:24,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:42:24,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:42:24,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 13:42:24,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:42:24,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:42:24,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 13:42:24,557 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [868689870] [2020-09-25 13:42:24,558 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 13:42:24,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 13:42:24,558 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391010298] [2020-09-25 13:42:24,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 13:42:24,559 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 13:42:24,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 13:42:24,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 13:42:24,560 INFO L87 Difference]: Start difference. First operand 861 states and 1088 transitions. Second operand 8 states. [2020-09-25 13:42:24,793 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-09-25 13:42:24,984 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-09-25 13:42:25,617 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-25 13:42:25,775 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-09-25 13:42:26,007 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-09-25 13:42:26,353 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-25 13:42:26,560 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-09-25 13:42:31,048 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 168